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4.3. 列表
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0. 写在前面
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0.1. 关于本书
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0.2. 如何使用本书
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1. 引言
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1.1. 算法无处不在
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1.2. 算法是什么
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1.3. 小结
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2. 复杂度分析
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2.1. 算法效率评估
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2.2. 时间复杂度
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2.3. 空间复杂度
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2.4. 小结
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3. 数据结构简介
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3.1. 数据结构分类
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3.2. 基本数据类型
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3.3. 数字编码 *
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3.4. 字符编码 *
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3.5. 小结
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4. 数组与链表
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4.1. 数组
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4.2. 链表
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4.3. 列表
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4.3. 列表
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目录
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4.3.1. 列表常用操作
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4.3.2. 列表实现 *
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4.4. 小结
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5. 栈与队列
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5.1. 栈
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5.2. 队列
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5.3. 双向队列
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5.4. 小结
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6. 散列表
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6.1. 哈希表（ ）
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6.2. 哈希冲突（ ）
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6.4. 小结
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7. 树
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7.1. 二叉树
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7.2. 二叉树遍历
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7.3. 二叉树数组表示
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7.5. AVL 树 *
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7.6. 小结
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8. 堆
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8.1. 堆
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8.2. 建堆操作
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8.3. Top-K 问题（ ）
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8.4. 小结
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9. 图
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9.1. 图
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9.2. 图基础操作
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9.3. 图的遍历
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9.4. 小结
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< label class = "md-nav__title" for = "__nav_11" >
< span class = "md-nav__icon md-icon" > < / span >
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10. 搜索
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< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../chapter_searching/binary_search/" class = "md-nav__link" >
10.1. 二分查找（ ）
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< / a >
< / li >
< li class = "md-nav__item" >
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< a href = "../../chapter_searching/binary_search_edge/" class = "md-nav__link" >
10.2. 二分查找边界（ ）
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< / a >
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< li class = "md-nav__item" >
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< a href = "../../chapter_searching/replace_linear_by_hashing/" class = "md-nav__link" >
10.3. 哈希优化策略
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< / a >
< / li >
< li class = "md-nav__item" >
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< a href = "../../chapter_searching/searching_algorithm_revisited/" class = "md-nav__link" >
10.4. 重识搜索算法
< / a >
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< a href = "../../chapter_searching/summary/" class = "md-nav__link" >
10.5. 小结
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< a href = "../../chapter_sorting/" > 11. 排序< / a >
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11. 排序
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< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../chapter_sorting/sorting_algorithm/" class = "md-nav__link" >
11.1. 排序算法
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< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../chapter_sorting/selection_sort/" class = "md-nav__link" >
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11.2. 选择排序（ ）
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< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../chapter_sorting/bubble_sort/" class = "md-nav__link" >
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11.3. 冒泡排序
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< / a >
< / li >
< li class = "md-nav__item" >
< a href = "../../chapter_sorting/insertion_sort/" class = "md-nav__link" >
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11.4. 插入排序
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< / a >
< / li >
< li class = "md-nav__item" >
< a href = "../../chapter_sorting/quick_sort/" class = "md-nav__link" >
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11.5. 快速排序
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< li class = "md-nav__item" >
< a href = "../../chapter_sorting/merge_sort/" class = "md-nav__link" >
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11.6. 归并排序
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< / a >
< / li >
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< a href = "../../chapter_sorting/heap_sort/" class = "md-nav__link" >
11.7. 堆排序（ ）
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../chapter_sorting/bucket_sort/" class = "md-nav__link" >
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11.8. 桶排序
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< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../chapter_sorting/counting_sort/" class = "md-nav__link" >
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11.9. 计数排序
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< / a >
< / li >
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< li class = "md-nav__item" >
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11.10. 基数排序
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< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../chapter_sorting/summary/" class = "md-nav__link" >
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11.11. 小结
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< div class = "md-nav__link md-nav__link--index " >
< a href = "../../chapter_backtracking/" > 12. 回溯< / a >
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< span class = "md-nav__icon md-icon" > < / span >
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< / div >
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12. 回溯
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< a href = "../../chapter_backtracking/backtracking_algorithm/" class = "md-nav__link" >
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12.1. 回溯算法
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< / a >
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< li class = "md-nav__item" >
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< a href = "../../chapter_backtracking/permutations_problem/" class = "md-nav__link" >
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12.2. 全排列问题
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< / a >
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< li class = "md-nav__item" >
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< a href = "../../chapter_backtracking/n_queens_problem/" class = "md-nav__link" >
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12.3. N 皇后问题
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< label class = "md-nav__link" for = "__nav_14" id = "__nav_14_label" tabindex = "0" >
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13. 附录
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13. 附录
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< li class = "md-nav__item" >
< a href = "../../chapter_appendix/installation/" class = "md-nav__link" >
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13.1. 编程环境安装
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< a href = "../../chapter_appendix/contribution/" class = "md-nav__link" >
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13.2. 一起参与创作
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< a href = "../../chapter_reference/" > 参考文献< / a >
< / div >
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参考文献
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< div class = "md-sidebar__scrollwrap" >
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< nav class = "md-nav md-nav--secondary" aria-label = "目录" >
< label class = "md-nav__title" for = "__toc" >
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目录
< / label >
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< li class = "md-nav__item" >
< a href = "#431" class = "md-nav__link" >
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4.3.1. 列表常用操作
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< li class = "md-nav__item" >
< a href = "#432" class = "md-nav__link" >
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4.3.2. 列表实现 *
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< / a >
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< / ul >
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< / div >
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< div class = "md-content" data-md-component = "content" >
< article class = "md-content__inner md-typeset" >
< a href = "https://github.com/krahets/hello-algo/tree/main/docs/chapter_array_and_linkedlist/list.md" title = "编辑此页" class = "md-content__button md-icon" >
< svg xmlns = "http://www.w3.org/2000/svg" viewBox = "0 0 24 24" > < path d = "M10 20H6V4h7v5h5v3.1l2-2V8l-6-6H6c-1.1 0-2 .9-2 2v16c0 1.1.9 2 2 2h4v-2m10.2-7c.1 0 .3.1.4.2l1.3 1.3c.2.2.2.6 0 .8l-1 1-2.1-2.1 1-1c.1-.1.2-.2.4-.2m0 3.9L14.1 23H12v-2.1l6.1-6.1 2.1 2.1Z" / > < / svg >
< / a >
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< h1 id = "43" > 4.3. 列表< a class = "headerlink" href = "#43" title = "Permanent link" > ¶ < / a > < / h1 >
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< p > < strong > 数组长度不可变导致实用性降低< / strong > 。在许多情况下，我们事先无法确定需要存储多少数据，这使数组长度的选择变得困难。若长度过小，需要在持续添加数据时频繁扩容数组；若长度过大，则会造成内存空间的浪费。< / p >
< p > 为解决此问题，出现了一种被称为「动态数组 Dynamic Array」的数据结构， ， ， ， ， ， < / p >
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< h2 id = "431" > 4.3.1. 列表常用操作< a class = "headerlink" href = "#431" title = "Permanent link" > ¶ < / a > < / h2 >
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< p > < strong > 初始化列表< / strong > 。通常我们会使用“无初始值”和“有初始值”的两种初始化方法。< / p >
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< div class = "tabbed-set tabbed-alternate" data-tabs = "1:11" > < input checked = "checked" id = "__tabbed_1_1" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_2" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_3" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_4" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_5" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_6" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_7" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_8" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_9" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_10" name = "__tabbed_1" type = "radio" / > < input id = "__tabbed_1_11" name = "__tabbed_1" type = "radio" / > < div class = "tabbed-labels" > < label for = "__tabbed_1_1" > Java< / label > < label for = "__tabbed_1_2" > C++< / label > < label for = "__tabbed_1_3" > Python< / label > < label for = "__tabbed_1_4" > Go< / label > < label for = "__tabbed_1_5" > JavaScript< / label > < label for = "__tabbed_1_6" > TypeScript< / label > < label for = "__tabbed_1_7" > C< / label > < label for = "__tabbed_1_8" > C#< / label > < label for = "__tabbed_1_9" > Swift< / label > < label for = "__tabbed_1_10" > Zig< / label > < label for = "__tabbed_1_11" > Dart< / label > < / div >
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< div class = "tabbed-content" >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.java< / span > < pre > < span > < / span > < code > < a id = "__codelineno-0-1" name = "__codelineno-0-1" href = "#__codelineno-0-1" > < / a > < span class = "cm" > /* 初始化列表 */< / span >
< a id = "__codelineno-0-2" name = "__codelineno-0-2" href = "#__codelineno-0-2" > < / a > < span class = "c1" > // 无初始值< / span >
< a id = "__codelineno-0-3" name = "__codelineno-0-3" href = "#__codelineno-0-3" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "n" > Integer< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > ArrayList< / span > < span class = "o" > < > < / span > < span class = "p" > ();< / span >
< a id = "__codelineno-0-4" name = "__codelineno-0-4" href = "#__codelineno-0-4" > < / a > < span class = "c1" > // 有初始值（注意数组的元素类型需为 int[] 的包装类 Integer[]） < / span >
< a id = "__codelineno-0-5" name = "__codelineno-0-5" href = "#__codelineno-0-5" > < / a > < span class = "n" > Integer< / span > < span class = "o" > []< / span > < span class = "w" > < / span > < span class = "n" > numbers< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > Integer< / span > < span class = "o" > []< / span > < span class = "w" > < / span > < span class = "p" > {< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 5< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 4< / span > < span class = "w" > < / span > < span class = "p" > };< / span >
< a id = "__codelineno-0-6" name = "__codelineno-0-6" href = "#__codelineno-0-6" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "n" > Integer< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > ArrayList< / span > < span class = "o" > < > < / span > < span class = "p" > (< / span > < span class = "n" > Arrays< / span > < span class = "p" > .< / span > < span class = "na" > asList< / span > < span class = "p" > (< / span > < span class = "n" > numbers< / span > < span class = "p" > ));< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.cpp< / span > < pre > < span > < / span > < code > < a id = "__codelineno-1-1" name = "__codelineno-1-1" href = "#__codelineno-1-1" > < / a > < span class = "cm" > /* 初始化列表 */< / span >
< a id = "__codelineno-1-2" name = "__codelineno-1-2" href = "#__codelineno-1-2" > < / a > < span class = "c1" > // 需注意， < / span >
< a id = "__codelineno-1-3" name = "__codelineno-1-3" href = "#__codelineno-1-3" > < / a > < span class = "c1" > // 无初始值< / span >
< a id = "__codelineno-1-4" name = "__codelineno-1-4" href = "#__codelineno-1-4" > < / a > < span class = "n" > vector< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-1-5" name = "__codelineno-1-5" href = "#__codelineno-1-5" > < / a > < span class = "c1" > // 有初始值< / span >
< a id = "__codelineno-1-6" name = "__codelineno-1-6" href = "#__codelineno-1-6" > < / a > < span class = "n" > vector< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > {< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 5< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 4< / span > < span class = "w" > < / span > < span class = "p" > };< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.py< / span > < pre > < span > < / span > < code > < a id = "__codelineno-2-1" name = "__codelineno-2-1" href = "#__codelineno-2-1" > < / a > < span class = "c1" > # 初始化列表< / span >
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< a id = "__codelineno-2-2" name = "__codelineno-2-2" href = "#__codelineno-2-2" > < / a > < span class = "c1" > # 无初始值< / span >
2023-03-12 18:46:10 +08:00
< a id = "__codelineno-2-3" name = "__codelineno-2-3" href = "#__codelineno-2-3" > < / a > < span class = "n" > list1< / span > < span class = "p" > :< / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "nb" > int< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "p" > []< / span >
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< a id = "__codelineno-2-4" name = "__codelineno-2-4" href = "#__codelineno-2-4" > < / a > < span class = "c1" > # 有初始值< / span >
2023-03-12 18:46:10 +08:00
< a id = "__codelineno-2-5" name = "__codelineno-2-5" href = "#__codelineno-2-5" > < / a > < span class = "nb" > list< / span > < span class = "p" > :< / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "nb" > int< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "mi" > 2< / span > < span class = "p" > ,< / span > < span class = "mi" > 5< / span > < span class = "p" > ,< / span > < span class = "mi" > 4< / span > < span class = "p" > ]< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list_test.go< / span > < pre > < span > < / span > < code > < a id = "__codelineno-3-1" name = "__codelineno-3-1" href = "#__codelineno-3-1" > < / a > < span class = "cm" > /* 初始化列表 */< / span >
< a id = "__codelineno-3-2" name = "__codelineno-3-2" href = "#__codelineno-3-2" > < / a > < span class = "c1" > // 无初始值< / span >
< a id = "__codelineno-3-3" name = "__codelineno-3-3" href = "#__codelineno-3-3" > < / a > < span class = "nx" > list1< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "p" > []< / span > < span class = "kt" > int< / span >
< a id = "__codelineno-3-4" name = "__codelineno-3-4" href = "#__codelineno-3-4" > < / a > < span class = "c1" > // 有初始值< / span >
< a id = "__codelineno-3-5" name = "__codelineno-3-5" href = "#__codelineno-3-5" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "p" > []< / span > < span class = "kt" > int< / span > < span class = "p" > {< / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 5< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 4< / span > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.js< / span > < pre > < span > < / span > < code > < a id = "__codelineno-4-1" name = "__codelineno-4-1" href = "#__codelineno-4-1" > < / a > < span class = "cm" > /* 初始化列表 */< / span >
< a id = "__codelineno-4-2" name = "__codelineno-4-2" href = "#__codelineno-4-2" > < / a > < span class = "c1" > // 无初始值< / span >
< a id = "__codelineno-4-3" name = "__codelineno-4-3" href = "#__codelineno-4-3" > < / a > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [];< / span >
< a id = "__codelineno-4-4" name = "__codelineno-4-4" href = "#__codelineno-4-4" > < / a > < span class = "c1" > // 有初始值< / span >
< a id = "__codelineno-4-5" name = "__codelineno-4-5" href = "#__codelineno-4-5" > < / a > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [< / span > < span class = "mf" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 5< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 4< / span > < span class = "p" > ];< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.ts< / span > < pre > < span > < / span > < code > < a id = "__codelineno-5-1" name = "__codelineno-5-1" href = "#__codelineno-5-1" > < / a > < span class = "cm" > /* 初始化列表 */< / span >
< a id = "__codelineno-5-2" name = "__codelineno-5-2" href = "#__codelineno-5-2" > < / a > < span class = "c1" > // 无初始值< / span >
< a id = "__codelineno-5-3" name = "__codelineno-5-3" href = "#__codelineno-5-3" > < / a > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > list1< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [];< / span >
< a id = "__codelineno-5-4" name = "__codelineno-5-4" href = "#__codelineno-5-4" > < / a > < span class = "c1" > // 有初始值< / span >
< a id = "__codelineno-5-5" name = "__codelineno-5-5" href = "#__codelineno-5-5" > < / a > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [< / span > < span class = "mf" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 5< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 4< / span > < span class = "p" > ];< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.c< / span > < pre > < span > < / span > < code > < a id = "__codelineno-6-1" name = "__codelineno-6-1" href = "#__codelineno-6-1" > < / a > < span class = "c1" > // C 未提供内置动态数组< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.cs< / span > < pre > < span > < / span > < code > < a id = "__codelineno-7-1" name = "__codelineno-7-1" href = "#__codelineno-7-1" > < / a > < span class = "cm" > /* 初始化列表 */< / span >
< a id = "__codelineno-7-2" name = "__codelineno-7-2" href = "#__codelineno-7-2" > < / a > < span class = "c1" > // 无初始值< / span >
< a id = "__codelineno-7-3" name = "__codelineno-7-3" href = "#__codelineno-7-3" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "p" > ();< / span >
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< a id = "__codelineno-7-4" name = "__codelineno-7-4" href = "#__codelineno-7-4" > < / a > < span class = "c1" > // 有初始值< / span >
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< a id = "__codelineno-7-5" name = "__codelineno-7-5" href = "#__codelineno-7-5" > < / a > < span class = "kt" > int< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "n" > numbers< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "p" > {< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 5< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 4< / span > < span class = "w" > < / span > < span class = "p" > };< / span >
< a id = "__codelineno-7-6" name = "__codelineno-7-6" href = "#__codelineno-7-6" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > numbers< / span > < span class = "p" > .< / span > < span class = "n" > ToList< / span > < span class = "p" > ();< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.swift< / span > < pre > < span > < / span > < code > < a id = "__codelineno-8-1" name = "__codelineno-8-1" href = "#__codelineno-8-1" > < / a > < span class = "cm" > /* 初始化列表 */< / span >
< a id = "__codelineno-8-2" name = "__codelineno-8-2" href = "#__codelineno-8-2" > < / a > < span class = "c1" > // 无初始值< / span >
< a id = "__codelineno-8-3" name = "__codelineno-8-3" href = "#__codelineno-8-3" > < / a > < span class = "kd" > let< / span > < span class = "nv" > list1< / span > < span class = "p" > :< / span > < span class = "p" > [< / span > < span class = "nb" > Int< / span > < span class = "p" > ]< / span > < span class = "p" > =< / span > < span class = "p" > []< / span >
< a id = "__codelineno-8-4" name = "__codelineno-8-4" href = "#__codelineno-8-4" > < / a > < span class = "c1" > // 有初始值< / span >
< a id = "__codelineno-8-5" name = "__codelineno-8-5" href = "#__codelineno-8-5" > < / a > < span class = "kd" > var< / span > < span class = "nv" > list< / span > < span class = "p" > =< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "mi" > 2< / span > < span class = "p" > ,< / span > < span class = "mi" > 5< / span > < span class = "p" > ,< / span > < span class = "mi" > 4< / span > < span class = "p" > ]< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.zig< / span > < pre > < span > < / span > < code > < a id = "__codelineno-9-1" name = "__codelineno-9-1" href = "#__codelineno-9-1" > < / a > < span class = "c1" > // 初始化列表< / span >
< a id = "__codelineno-9-2" name = "__codelineno-9-2" href = "#__codelineno-9-2" > < / a > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > ArrayList< / span > < span class = "p" > (< / span > < span class = "kt" > i32< / span > < span class = "p" > ).< / span > < span class = "n" > init< / span > < span class = "p" > (< / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > heap< / span > < span class = "p" > .< / span > < span class = "n" > page_allocator< / span > < span class = "p" > );< / span >
< a id = "__codelineno-9-3" name = "__codelineno-9-3" href = "#__codelineno-9-3" > < / a > < span class = "k" > defer< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > deinit< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-9-4" name = "__codelineno-9-4" href = "#__codelineno-9-4" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > appendSlice< / span > < span class = "p" > (< / span > < span class = "o" > & < / span > < span class = "p" > [< / span > < span class = "n" > _< / span > < span class = "p" > ]< / span > < span class = "kt" > i32< / span > < span class = "p" > {< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 5< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 4< / span > < span class = "w" > < / span > < span class = "p" > });< / span >
< / code > < / pre > < / div >
< / div >
2023-06-02 02:38:32 +08:00
< div class = "tabbed-block" >
2023-06-02 15:07:41 +08:00
< div class = "highlight" > < span class = "filename" > list.dart< / span > < pre > < span > < / span > < code > < a id = "__codelineno-10-1" name = "__codelineno-10-1" href = "#__codelineno-10-1" > < / a > < span class = "cm" > /* 初始化列表 */< / span >
< a id = "__codelineno-10-2" name = "__codelineno-10-2" href = "#__codelineno-10-2" > < / a > < span class = "c1" > // 无初始值< / span >
< a id = "__codelineno-10-3" name = "__codelineno-10-3" href = "#__codelineno-10-3" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [];< / span >
< a id = "__codelineno-10-4" name = "__codelineno-10-4" href = "#__codelineno-10-4" > < / a > < span class = "c1" > // 有初始值< / span >
< a id = "__codelineno-10-5" name = "__codelineno-10-5" href = "#__codelineno-10-5" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [< / span > < span class = "m" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 5< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 4< / span > < span class = "p" > ];< / span >
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< / code > < / pre > < / div >
< / div >
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< / div >
< / div >
2023-04-07 22:32:13 +08:00
< p > < strong > 访问与更新元素< / strong > 。由于列表的底层数据结构是数组，因此可以在 < span class = "arithmatex" > \(O(1)\)< / span > 时间内访问和更新元素，效率很高。< / p >
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< div class = "tabbed-set tabbed-alternate" data-tabs = "2:11" > < input checked = "checked" id = "__tabbed_2_1" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_2" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_3" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_4" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_5" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_6" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_7" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_8" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_9" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_10" name = "__tabbed_2" type = "radio" / > < input id = "__tabbed_2_11" name = "__tabbed_2" type = "radio" / > < div class = "tabbed-labels" > < label for = "__tabbed_2_1" > Java< / label > < label for = "__tabbed_2_2" > C++< / label > < label for = "__tabbed_2_3" > Python< / label > < label for = "__tabbed_2_4" > Go< / label > < label for = "__tabbed_2_5" > JavaScript< / label > < label for = "__tabbed_2_6" > TypeScript< / label > < label for = "__tabbed_2_7" > C< / label > < label for = "__tabbed_2_8" > C#< / label > < label for = "__tabbed_2_9" > Swift< / label > < label for = "__tabbed_2_10" > Zig< / label > < label for = "__tabbed_2_11" > Dart< / label > < / div >
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< div class = "tabbed-content" >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.java< / span > < pre > < span > < / span > < code > < a id = "__codelineno-11-1" name = "__codelineno-11-1" href = "#__codelineno-11-1" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-11-2" name = "__codelineno-11-2" href = "#__codelineno-11-2" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > get< / span > < span class = "p" > (< / span > < span class = "mi" > 1< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
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< a id = "__codelineno-11-3" name = "__codelineno-11-3" href = "#__codelineno-11-3" > < / a >
< a id = "__codelineno-11-4" name = "__codelineno-11-4" href = "#__codelineno-11-4" > < / a > < span class = "cm" > /* 更新元素 */< / span >
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< a id = "__codelineno-11-5" name = "__codelineno-11-5" href = "#__codelineno-11-5" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > set< / span > < span class = "p" > (< / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 将索引 1 处的元素更新为 0< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.cpp< / span > < pre > < span > < / span > < code > < a id = "__codelineno-12-1" name = "__codelineno-12-1" href = "#__codelineno-12-1" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-12-2" name = "__codelineno-12-2" href = "#__codelineno-12-2" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ];< / span > < span class = "w" > < / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
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< a id = "__codelineno-12-3" name = "__codelineno-12-3" href = "#__codelineno-12-3" > < / a >
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< a id = "__codelineno-12-4" name = "__codelineno-12-4" href = "#__codelineno-12-4" > < / a > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-12-5" name = "__codelineno-12-5" href = "#__codelineno-12-5" > < / a > < span class = "n" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 将索引 1 处的元素更新为 0< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.py< / span > < pre > < span > < / span > < code > < a id = "__codelineno-13-1" name = "__codelineno-13-1" href = "#__codelineno-13-1" > < / a > < span class = "c1" > # 访问元素< / span >
< a id = "__codelineno-13-2" name = "__codelineno-13-2" href = "#__codelineno-13-2" > < / a > < span class = "n" > num< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "o" > =< / span > < span class = "nb" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "c1" > # 访问索引 1 处的元素< / span >
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< a id = "__codelineno-13-3" name = "__codelineno-13-3" href = "#__codelineno-13-3" > < / a >
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< a id = "__codelineno-13-4" name = "__codelineno-13-4" href = "#__codelineno-13-4" > < / a > < span class = "c1" > # 更新元素< / span >
< a id = "__codelineno-13-5" name = "__codelineno-13-5" href = "#__codelineno-13-5" > < / a > < span class = "nb" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "mi" > 0< / span > < span class = "c1" > # 将索引 1 处的元素更新为 0< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list_test.go< / span > < pre > < span > < / span > < code > < a id = "__codelineno-14-1" name = "__codelineno-14-1" href = "#__codelineno-14-1" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-14-2" name = "__codelineno-14-2" href = "#__codelineno-14-2" > < / a > < span class = "nx" > num< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
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< a id = "__codelineno-14-3" name = "__codelineno-14-3" href = "#__codelineno-14-3" > < / a >
< a id = "__codelineno-14-4" name = "__codelineno-14-4" href = "#__codelineno-14-4" > < / a > < span class = "cm" > /* 更新元素 */< / span >
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< a id = "__codelineno-14-5" name = "__codelineno-14-5" href = "#__codelineno-14-5" > < / a > < span class = "nx" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "c1" > // 将索引 1 处的元素更新为 0< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.js< / span > < pre > < span > < / span > < code > < a id = "__codelineno-15-1" name = "__codelineno-15-1" href = "#__codelineno-15-1" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-15-2" name = "__codelineno-15-2" href = "#__codelineno-15-2" > < / a > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > [< / span > < span class = "mf" > 1< / span > < span class = "p" > ];< / span > < span class = "w" > < / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
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< a id = "__codelineno-15-3" name = "__codelineno-15-3" href = "#__codelineno-15-3" > < / a >
< a id = "__codelineno-15-4" name = "__codelineno-15-4" href = "#__codelineno-15-4" > < / a > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-15-5" name = "__codelineno-15-5" href = "#__codelineno-15-5" > < / a > < span class = "nx" > list< / span > < span class = "p" > [< / span > < span class = "mf" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 将索引 1 处的元素更新为 0< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.ts< / span > < pre > < span > < / span > < code > < a id = "__codelineno-16-1" name = "__codelineno-16-1" href = "#__codelineno-16-1" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-16-2" name = "__codelineno-16-2" href = "#__codelineno-16-2" > < / a > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > [< / span > < span class = "mf" > 1< / span > < span class = "p" > ];< / span > < span class = "w" > < / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
< a id = "__codelineno-16-3" name = "__codelineno-16-3" href = "#__codelineno-16-3" > < / a >
< a id = "__codelineno-16-4" name = "__codelineno-16-4" href = "#__codelineno-16-4" > < / a > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-16-5" name = "__codelineno-16-5" href = "#__codelineno-16-5" > < / a > < span class = "nx" > list< / span > < span class = "p" > [< / span > < span class = "mf" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 将索引 1 处的元素更新为 0< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.c< / span > < pre > < span > < / span > < code > < a id = "__codelineno-17-1" name = "__codelineno-17-1" href = "#__codelineno-17-1" > < / a > < span class = "c1" > // C 未提供内置动态数组< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.cs< / span > < pre > < span > < / span > < code > < a id = "__codelineno-18-1" name = "__codelineno-18-1" href = "#__codelineno-18-1" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-18-2" name = "__codelineno-18-2" href = "#__codelineno-18-2" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > [< / span > < span class = "m" > 1< / span > < span class = "p" > ];< / span > < span class = "w" > < / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
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< a id = "__codelineno-18-3" name = "__codelineno-18-3" href = "#__codelineno-18-3" > < / a >
< a id = "__codelineno-18-4" name = "__codelineno-18-4" href = "#__codelineno-18-4" > < / a > < span class = "cm" > /* 更新元素 */< / span >
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< a id = "__codelineno-18-5" name = "__codelineno-18-5" href = "#__codelineno-18-5" > < / a > < span class = "n" > list< / span > < span class = "p" > [< / span > < span class = "m" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 将索引 1 处的元素更新为 0< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.swift< / span > < pre > < span > < / span > < code > < a id = "__codelineno-19-1" name = "__codelineno-19-1" href = "#__codelineno-19-1" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-19-2" name = "__codelineno-19-2" href = "#__codelineno-19-2" > < / a > < span class = "kd" > let< / span > < span class = "nv" > num< / span > < span class = "p" > =< / span > < span class = "n" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
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< a id = "__codelineno-19-3" name = "__codelineno-19-3" href = "#__codelineno-19-3" > < / a >
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< a id = "__codelineno-19-4" name = "__codelineno-19-4" href = "#__codelineno-19-4" > < / a > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-19-5" name = "__codelineno-19-5" href = "#__codelineno-19-5" > < / a > < span class = "n" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "p" > =< / span > < span class = "mi" > 0< / span > < span class = "c1" > // 将索引 1 处的元素更新为 0< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.zig< / span > < pre > < span > < / span > < code > < a id = "__codelineno-20-1" name = "__codelineno-20-1" href = "#__codelineno-20-1" > < / a > < span class = "c1" > // 访问元素< / span >
< a id = "__codelineno-20-2" name = "__codelineno-20-2" href = "#__codelineno-20-2" > < / a > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > items< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ];< / span > < span class = "w" > < / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
< a id = "__codelineno-20-3" name = "__codelineno-20-3" href = "#__codelineno-20-3" > < / a >
< a id = "__codelineno-20-4" name = "__codelineno-20-4" href = "#__codelineno-20-4" > < / a > < span class = "c1" > // 更新元素< / span >
< a id = "__codelineno-20-5" name = "__codelineno-20-5" href = "#__codelineno-20-5" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > items< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 将索引 1 处的元素更新为 0 < / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.dart< / span > < pre > < span > < / span > < code > < a id = "__codelineno-21-1" name = "__codelineno-21-1" href = "#__codelineno-21-1" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-21-2" name = "__codelineno-21-2" href = "#__codelineno-21-2" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > [< / span > < span class = "m" > 1< / span > < span class = "p" > ];< / span > < span class = "w" > < / span > < span class = "c1" > // 访问索引 1 处的元素< / span >
< a id = "__codelineno-21-3" name = "__codelineno-21-3" href = "#__codelineno-21-3" > < / a >
< a id = "__codelineno-21-4" name = "__codelineno-21-4" href = "#__codelineno-21-4" > < / a > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-21-5" name = "__codelineno-21-5" href = "#__codelineno-21-5" > < / a > < span class = "n" > list< / span > < span class = "p" > [< / span > < span class = "m" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 将索引 1 处的元素更新为 0< / span >
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< / code > < / pre > < / div >
< / div >
< / div >
< / div >
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< p > < strong > 在列表中添加、插入、删除元素< / strong > 。相较于数组，列表可以自由地添加与删除元素。在列表尾部添加元素的时间复杂度为 < span class = "arithmatex" > \(O(1)\)< / span > ，但插入和删除元素的效率仍与数组相同，时间复杂度为 < span class = "arithmatex" > \(O(N)\)< / span > 。< / p >
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< div class = "tabbed-set tabbed-alternate" data-tabs = "3:11" > < input checked = "checked" id = "__tabbed_3_1" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_2" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_3" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_4" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_5" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_6" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_7" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_8" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_9" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_10" name = "__tabbed_3" type = "radio" / > < input id = "__tabbed_3_11" name = "__tabbed_3" type = "radio" / > < div class = "tabbed-labels" > < label for = "__tabbed_3_1" > Java< / label > < label for = "__tabbed_3_2" > C++< / label > < label for = "__tabbed_3_3" > Python< / label > < label for = "__tabbed_3_4" > Go< / label > < label for = "__tabbed_3_5" > JavaScript< / label > < label for = "__tabbed_3_6" > TypeScript< / label > < label for = "__tabbed_3_7" > C< / label > < label for = "__tabbed_3_8" > C#< / label > < label for = "__tabbed_3_9" > Swift< / label > < label for = "__tabbed_3_10" > Zig< / label > < label for = "__tabbed_3_11" > Dart< / label > < / div >
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< div class = "tabbed-content" >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.java< / span > < pre > < span > < / span > < code > < a id = "__codelineno-22-1" name = "__codelineno-22-1" href = "#__codelineno-22-1" > < / a > < span class = "cm" > /* 清空列表 */< / span >
< a id = "__codelineno-22-2" name = "__codelineno-22-2" href = "#__codelineno-22-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > clear< / span > < span class = "p" > ();< / span >
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< a id = "__codelineno-22-3" name = "__codelineno-22-3" href = "#__codelineno-22-3" > < / a >
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< a id = "__codelineno-22-4" name = "__codelineno-22-4" href = "#__codelineno-22-4" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-22-5" name = "__codelineno-22-5" href = "#__codelineno-22-5" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > add< / span > < span class = "p" > (< / span > < span class = "mi" > 1< / span > < span class = "p" > );< / span >
< a id = "__codelineno-22-6" name = "__codelineno-22-6" href = "#__codelineno-22-6" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > add< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > );< / span >
< a id = "__codelineno-22-7" name = "__codelineno-22-7" href = "#__codelineno-22-7" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > add< / span > < span class = "p" > (< / span > < span class = "mi" > 2< / span > < span class = "p" > );< / span >
< a id = "__codelineno-22-8" name = "__codelineno-22-8" href = "#__codelineno-22-8" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > add< / span > < span class = "p" > (< / span > < span class = "mi" > 5< / span > < span class = "p" > );< / span >
< a id = "__codelineno-22-9" name = "__codelineno-22-9" href = "#__codelineno-22-9" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > add< / span > < span class = "p" > (< / span > < span class = "mi" > 4< / span > < span class = "p" > );< / span >
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< a id = "__codelineno-22-10" name = "__codelineno-22-10" href = "#__codelineno-22-10" > < / a >
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< a id = "__codelineno-22-11" name = "__codelineno-22-11" href = "#__codelineno-22-11" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-22-12" name = "__codelineno-22-12" href = "#__codelineno-22-12" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > add< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 6< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 在索引 3 处插入数字 6< / span >
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< a id = "__codelineno-22-13" name = "__codelineno-22-13" href = "#__codelineno-22-13" > < / a >
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< a id = "__codelineno-22-14" name = "__codelineno-22-14" href = "#__codelineno-22-14" > < / a > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-22-15" name = "__codelineno-22-15" href = "#__codelineno-22-15" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > remove< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 删除索引 3 处的元素< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.cpp< / span > < pre > < span > < / span > < code > < a id = "__codelineno-23-1" name = "__codelineno-23-1" href = "#__codelineno-23-1" > < / a > < span class = "cm" > /* 清空列表 */< / span >
< a id = "__codelineno-23-2" name = "__codelineno-23-2" href = "#__codelineno-23-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > clear< / span > < span class = "p" > ();< / span >
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< a id = "__codelineno-23-3" name = "__codelineno-23-3" href = "#__codelineno-23-3" > < / a >
< a id = "__codelineno-23-4" name = "__codelineno-23-4" href = "#__codelineno-23-4" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
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< a id = "__codelineno-23-5" name = "__codelineno-23-5" href = "#__codelineno-23-5" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > push_back< / span > < span class = "p" > (< / span > < span class = "mi" > 1< / span > < span class = "p" > );< / span >
< a id = "__codelineno-23-6" name = "__codelineno-23-6" href = "#__codelineno-23-6" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > push_back< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > );< / span >
< a id = "__codelineno-23-7" name = "__codelineno-23-7" href = "#__codelineno-23-7" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > push_back< / span > < span class = "p" > (< / span > < span class = "mi" > 2< / span > < span class = "p" > );< / span >
< a id = "__codelineno-23-8" name = "__codelineno-23-8" href = "#__codelineno-23-8" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > push_back< / span > < span class = "p" > (< / span > < span class = "mi" > 5< / span > < span class = "p" > );< / span >
< a id = "__codelineno-23-9" name = "__codelineno-23-9" href = "#__codelineno-23-9" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > push_back< / span > < span class = "p" > (< / span > < span class = "mi" > 4< / span > < span class = "p" > );< / span >
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< a id = "__codelineno-23-10" name = "__codelineno-23-10" href = "#__codelineno-23-10" > < / a >
< a id = "__codelineno-23-11" name = "__codelineno-23-11" href = "#__codelineno-23-11" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
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< a id = "__codelineno-23-12" name = "__codelineno-23-12" href = "#__codelineno-23-12" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > insert< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > begin< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 6< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 在索引 3 处插入数字 6< / span >
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< a id = "__codelineno-23-13" name = "__codelineno-23-13" href = "#__codelineno-23-13" > < / a >
< a id = "__codelineno-23-14" name = "__codelineno-23-14" href = "#__codelineno-23-14" > < / a > < span class = "cm" > /* 删除元素 */< / span >
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< a id = "__codelineno-23-15" name = "__codelineno-23-15" href = "#__codelineno-23-15" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > erase< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > begin< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 3< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 删除索引 3 处的元素< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.py< / span > < pre > < span > < / span > < code > < a id = "__codelineno-24-1" name = "__codelineno-24-1" href = "#__codelineno-24-1" > < / a > < span class = "c1" > # 清空列表< / span >
< a id = "__codelineno-24-2" name = "__codelineno-24-2" href = "#__codelineno-24-2" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > clear< / span > < span class = "p" > ()< / span >
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< a id = "__codelineno-24-3" name = "__codelineno-24-3" href = "#__codelineno-24-3" > < / a >
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< a id = "__codelineno-24-4" name = "__codelineno-24-4" href = "#__codelineno-24-4" > < / a > < span class = "c1" > # 尾部添加元素< / span >
< a id = "__codelineno-24-5" name = "__codelineno-24-5" href = "#__codelineno-24-5" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span >
< a id = "__codelineno-24-6" name = "__codelineno-24-6" href = "#__codelineno-24-6" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > )< / span >
< a id = "__codelineno-24-7" name = "__codelineno-24-7" href = "#__codelineno-24-7" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 2< / span > < span class = "p" > )< / span >
< a id = "__codelineno-24-8" name = "__codelineno-24-8" href = "#__codelineno-24-8" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 5< / span > < span class = "p" > )< / span >
< a id = "__codelineno-24-9" name = "__codelineno-24-9" href = "#__codelineno-24-9" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 4< / span > < span class = "p" > )< / span >
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< a id = "__codelineno-24-10" name = "__codelineno-24-10" href = "#__codelineno-24-10" > < / a >
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< a id = "__codelineno-24-11" name = "__codelineno-24-11" href = "#__codelineno-24-11" > < / a > < span class = "c1" > # 中间插入元素< / span >
< a id = "__codelineno-24-12" name = "__codelineno-24-12" href = "#__codelineno-24-12" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > insert< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "mi" > 6< / span > < span class = "p" > )< / span > < span class = "c1" > # 在索引 3 处插入数字 6< / span >
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< a id = "__codelineno-24-13" name = "__codelineno-24-13" href = "#__codelineno-24-13" > < / a >
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< a id = "__codelineno-24-14" name = "__codelineno-24-14" href = "#__codelineno-24-14" > < / a > < span class = "c1" > # 删除元素< / span >
< a id = "__codelineno-24-15" name = "__codelineno-24-15" href = "#__codelineno-24-15" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > pop< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > )< / span > < span class = "c1" > # 删除索引 3 处的元素< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list_test.go< / span > < pre > < span > < / span > < code > < a id = "__codelineno-25-1" name = "__codelineno-25-1" href = "#__codelineno-25-1" > < / a > < span class = "cm" > /* 清空列表 */< / span >
< a id = "__codelineno-25-2" name = "__codelineno-25-2" href = "#__codelineno-25-2" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "kc" > nil< / span >
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< a id = "__codelineno-25-3" name = "__codelineno-25-3" href = "#__codelineno-25-3" > < / a >
< a id = "__codelineno-25-4" name = "__codelineno-25-4" href = "#__codelineno-25-4" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
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< a id = "__codelineno-25-5" name = "__codelineno-25-5" href = "#__codelineno-25-5" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span >
< a id = "__codelineno-25-6" name = "__codelineno-25-6" href = "#__codelineno-25-6" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 3< / span > < span class = "p" > )< / span >
< a id = "__codelineno-25-7" name = "__codelineno-25-7" href = "#__codelineno-25-7" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > )< / span >
< a id = "__codelineno-25-8" name = "__codelineno-25-8" href = "#__codelineno-25-8" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 5< / span > < span class = "p" > )< / span >
< a id = "__codelineno-25-9" name = "__codelineno-25-9" href = "#__codelineno-25-9" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 4< / span > < span class = "p" > )< / span >
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< a id = "__codelineno-25-10" name = "__codelineno-25-10" href = "#__codelineno-25-10" > < / a >
< a id = "__codelineno-25-11" name = "__codelineno-25-11" href = "#__codelineno-25-11" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
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< a id = "__codelineno-25-12" name = "__codelineno-25-12" href = "#__codelineno-25-12" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > [:< / span > < span class = "mi" > 3< / span > < span class = "p" > ],< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > ([]< / span > < span class = "kt" > int< / span > < span class = "p" > {< / span > < span class = "mi" > 6< / span > < span class = "p" > },< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 3< / span > < span class = "p" > :]< / span > < span class = "o" > ...< / span > < span class = "p" > )< / span > < span class = "o" > ...< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "c1" > // 在索引 3 处插入数字 6< / span >
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< a id = "__codelineno-25-13" name = "__codelineno-25-13" href = "#__codelineno-25-13" > < / a >
< a id = "__codelineno-25-14" name = "__codelineno-25-14" href = "#__codelineno-25-14" > < / a > < span class = "cm" > /* 删除元素 */< / span >
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< a id = "__codelineno-25-15" name = "__codelineno-25-15" href = "#__codelineno-25-15" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > [:< / span > < span class = "mi" > 3< / span > < span class = "p" > ],< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > [< / span > < span class = "mi" > 4< / span > < span class = "p" > :]< / span > < span class = "o" > ...< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "c1" > // 删除索引 3 处的元素< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.js< / span > < pre > < span > < / span > < code > < a id = "__codelineno-26-1" name = "__codelineno-26-1" href = "#__codelineno-26-1" > < / a > < span class = "cm" > /* 清空列表 */< / span >
< a id = "__codelineno-26-2" name = "__codelineno-26-2" href = "#__codelineno-26-2" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > length< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-26-3" name = "__codelineno-26-3" href = "#__codelineno-26-3" > < / a >
< a id = "__codelineno-26-4" name = "__codelineno-26-4" href = "#__codelineno-26-4" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-26-5" name = "__codelineno-26-5" href = "#__codelineno-26-5" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 1< / span > < span class = "p" > );< / span >
< a id = "__codelineno-26-6" name = "__codelineno-26-6" href = "#__codelineno-26-6" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 3< / span > < span class = "p" > );< / span >
< a id = "__codelineno-26-7" name = "__codelineno-26-7" href = "#__codelineno-26-7" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 2< / span > < span class = "p" > );< / span >
< a id = "__codelineno-26-8" name = "__codelineno-26-8" href = "#__codelineno-26-8" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 5< / span > < span class = "p" > );< / span >
< a id = "__codelineno-26-9" name = "__codelineno-26-9" href = "#__codelineno-26-9" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 4< / span > < span class = "p" > );< / span >
< a id = "__codelineno-26-10" name = "__codelineno-26-10" href = "#__codelineno-26-10" > < / a >
< a id = "__codelineno-26-11" name = "__codelineno-26-11" href = "#__codelineno-26-11" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-26-12" name = "__codelineno-26-12" href = "#__codelineno-26-12" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > splice< / span > < span class = "p" > (< / span > < span class = "mf" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 6< / span > < span class = "p" > );< / span >
< a id = "__codelineno-26-13" name = "__codelineno-26-13" href = "#__codelineno-26-13" > < / a >
< a id = "__codelineno-26-14" name = "__codelineno-26-14" href = "#__codelineno-26-14" > < / a > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-26-15" name = "__codelineno-26-15" href = "#__codelineno-26-15" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > splice< / span > < span class = "p" > (< / span > < span class = "mf" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > );< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.ts< / span > < pre > < span > < / span > < code > < a id = "__codelineno-27-1" name = "__codelineno-27-1" href = "#__codelineno-27-1" > < / a > < span class = "cm" > /* 清空列表 */< / span >
< a id = "__codelineno-27-2" name = "__codelineno-27-2" href = "#__codelineno-27-2" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > length< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span >
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< a id = "__codelineno-27-3" name = "__codelineno-27-3" href = "#__codelineno-27-3" > < / a >
< a id = "__codelineno-27-4" name = "__codelineno-27-4" href = "#__codelineno-27-4" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
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< a id = "__codelineno-27-5" name = "__codelineno-27-5" href = "#__codelineno-27-5" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 1< / span > < span class = "p" > );< / span >
< a id = "__codelineno-27-6" name = "__codelineno-27-6" href = "#__codelineno-27-6" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 3< / span > < span class = "p" > );< / span >
< a id = "__codelineno-27-7" name = "__codelineno-27-7" href = "#__codelineno-27-7" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 2< / span > < span class = "p" > );< / span >
< a id = "__codelineno-27-8" name = "__codelineno-27-8" href = "#__codelineno-27-8" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 5< / span > < span class = "p" > );< / span >
< a id = "__codelineno-27-9" name = "__codelineno-27-9" href = "#__codelineno-27-9" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (< / span > < span class = "mf" > 4< / span > < span class = "p" > );< / span >
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< a id = "__codelineno-27-10" name = "__codelineno-27-10" href = "#__codelineno-27-10" > < / a >
< a id = "__codelineno-27-11" name = "__codelineno-27-11" href = "#__codelineno-27-11" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
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< a id = "__codelineno-27-12" name = "__codelineno-27-12" href = "#__codelineno-27-12" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > splice< / span > < span class = "p" > (< / span > < span class = "mf" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 6< / span > < span class = "p" > );< / span >
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< a id = "__codelineno-27-13" name = "__codelineno-27-13" href = "#__codelineno-27-13" > < / a >
< a id = "__codelineno-27-14" name = "__codelineno-27-14" href = "#__codelineno-27-14" > < / a > < span class = "cm" > /* 删除元素 */< / span >
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< a id = "__codelineno-27-15" name = "__codelineno-27-15" href = "#__codelineno-27-15" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > splice< / span > < span class = "p" > (< / span > < span class = "mf" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > );< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.c< / span > < pre > < span > < / span > < code > < a id = "__codelineno-28-1" name = "__codelineno-28-1" href = "#__codelineno-28-1" > < / a > < span class = "c1" > // C 未提供内置动态数组< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.cs< / span > < pre > < span > < / span > < code > < a id = "__codelineno-29-1" name = "__codelineno-29-1" href = "#__codelineno-29-1" > < / a > < span class = "cm" > /* 清空列表 */< / span >
< a id = "__codelineno-29-2" name = "__codelineno-29-2" href = "#__codelineno-29-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Clear< / span > < span class = "p" > ();< / span >
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< a id = "__codelineno-29-3" name = "__codelineno-29-3" href = "#__codelineno-29-3" > < / a >
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< a id = "__codelineno-29-4" name = "__codelineno-29-4" href = "#__codelineno-29-4" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-29-5" name = "__codelineno-29-5" href = "#__codelineno-29-5" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Add< / span > < span class = "p" > (< / span > < span class = "m" > 1< / span > < span class = "p" > );< / span >
< a id = "__codelineno-29-6" name = "__codelineno-29-6" href = "#__codelineno-29-6" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Add< / span > < span class = "p" > (< / span > < span class = "m" > 3< / span > < span class = "p" > );< / span >
< a id = "__codelineno-29-7" name = "__codelineno-29-7" href = "#__codelineno-29-7" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Add< / span > < span class = "p" > (< / span > < span class = "m" > 2< / span > < span class = "p" > );< / span >
< a id = "__codelineno-29-8" name = "__codelineno-29-8" href = "#__codelineno-29-8" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Add< / span > < span class = "p" > (< / span > < span class = "m" > 5< / span > < span class = "p" > );< / span >
< a id = "__codelineno-29-9" name = "__codelineno-29-9" href = "#__codelineno-29-9" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Add< / span > < span class = "p" > (< / span > < span class = "m" > 4< / span > < span class = "p" > );< / span >
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< a id = "__codelineno-29-10" name = "__codelineno-29-10" href = "#__codelineno-29-10" > < / a >
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< a id = "__codelineno-29-11" name = "__codelineno-29-11" href = "#__codelineno-29-11" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-29-12" name = "__codelineno-29-12" href = "#__codelineno-29-12" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Insert< / span > < span class = "p" > (< / span > < span class = "m" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 6< / span > < span class = "p" > );< / span >
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< a id = "__codelineno-29-13" name = "__codelineno-29-13" href = "#__codelineno-29-13" > < / a >
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< a id = "__codelineno-29-14" name = "__codelineno-29-14" href = "#__codelineno-29-14" > < / a > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-29-15" name = "__codelineno-29-15" href = "#__codelineno-29-15" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > RemoveAt< / span > < span class = "p" > (< / span > < span class = "m" > 3< / span > < span class = "p" > );< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.swift< / span > < pre > < span > < / span > < code > < a id = "__codelineno-30-1" name = "__codelineno-30-1" href = "#__codelineno-30-1" > < / a > < span class = "cm" > /* 清空列表 */< / span >
< a id = "__codelineno-30-2" name = "__codelineno-30-2" href = "#__codelineno-30-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "bp" > removeAll< / span > < span class = "p" > ()< / span >
< a id = "__codelineno-30-3" name = "__codelineno-30-3" href = "#__codelineno-30-3" > < / a >
< a id = "__codelineno-30-4" name = "__codelineno-30-4" href = "#__codelineno-30-4" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-30-5" name = "__codelineno-30-5" href = "#__codelineno-30-5" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span >
< a id = "__codelineno-30-6" name = "__codelineno-30-6" href = "#__codelineno-30-6" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > )< / span >
< a id = "__codelineno-30-7" name = "__codelineno-30-7" href = "#__codelineno-30-7" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 2< / span > < span class = "p" > )< / span >
< a id = "__codelineno-30-8" name = "__codelineno-30-8" href = "#__codelineno-30-8" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 5< / span > < span class = "p" > )< / span >
< a id = "__codelineno-30-9" name = "__codelineno-30-9" href = "#__codelineno-30-9" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 4< / span > < span class = "p" > )< / span >
< a id = "__codelineno-30-10" name = "__codelineno-30-10" href = "#__codelineno-30-10" > < / a >
< a id = "__codelineno-30-11" name = "__codelineno-30-11" href = "#__codelineno-30-11" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-30-12" name = "__codelineno-30-12" href = "#__codelineno-30-12" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "bp" > insert< / span > < span class = "p" > (< / span > < span class = "mi" > 6< / span > < span class = "p" > ,< / span > < span class = "n" > at< / span > < span class = "p" > :< / span > < span class = "mi" > 3< / span > < span class = "p" > )< / span > < span class = "c1" > // 在索引 3 处插入数字 6< / span >
< a id = "__codelineno-30-13" name = "__codelineno-30-13" href = "#__codelineno-30-13" > < / a >
< a id = "__codelineno-30-14" name = "__codelineno-30-14" href = "#__codelineno-30-14" > < / a > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-30-15" name = "__codelineno-30-15" href = "#__codelineno-30-15" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > remove< / span > < span class = "p" > (< / span > < span class = "n" > at< / span > < span class = "p" > :< / span > < span class = "mi" > 3< / span > < span class = "p" > )< / span > < span class = "c1" > // 删除索引 3 处的元素< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.zig< / span > < pre > < span > < / span > < code > < a id = "__codelineno-31-1" name = "__codelineno-31-1" href = "#__codelineno-31-1" > < / a > < span class = "c1" > // 清空列表< / span >
< a id = "__codelineno-31-2" name = "__codelineno-31-2" href = "#__codelineno-31-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > clearRetainingCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-31-3" name = "__codelineno-31-3" href = "#__codelineno-31-3" > < / a >
< a id = "__codelineno-31-4" name = "__codelineno-31-4" href = "#__codelineno-31-4" > < / a > < span class = "c1" > // 尾部添加元素< / span >
< a id = "__codelineno-31-5" name = "__codelineno-31-5" href = "#__codelineno-31-5" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 1< / span > < span class = "p" > );< / span >
< a id = "__codelineno-31-6" name = "__codelineno-31-6" href = "#__codelineno-31-6" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > );< / span >
< a id = "__codelineno-31-7" name = "__codelineno-31-7" href = "#__codelineno-31-7" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 2< / span > < span class = "p" > );< / span >
< a id = "__codelineno-31-8" name = "__codelineno-31-8" href = "#__codelineno-31-8" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 5< / span > < span class = "p" > );< / span >
< a id = "__codelineno-31-9" name = "__codelineno-31-9" href = "#__codelineno-31-9" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "mi" > 4< / span > < span class = "p" > );< / span >
< a id = "__codelineno-31-10" name = "__codelineno-31-10" href = "#__codelineno-31-10" > < / a >
< a id = "__codelineno-31-11" name = "__codelineno-31-11" href = "#__codelineno-31-11" > < / a > < span class = "c1" > // 中间插入元素< / span >
< a id = "__codelineno-31-12" name = "__codelineno-31-12" href = "#__codelineno-31-12" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > insert< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 6< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 在索引 3 处插入数字 6< / span >
< a id = "__codelineno-31-13" name = "__codelineno-31-13" href = "#__codelineno-31-13" > < / a >
< a id = "__codelineno-31-14" name = "__codelineno-31-14" href = "#__codelineno-31-14" > < / a > < span class = "c1" > // 删除元素< / span >
< a id = "__codelineno-31-15" name = "__codelineno-31-15" href = "#__codelineno-31-15" > < / a > < span class = "n" > _< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > orderedRemove< / span > < span class = "p" > (< / span > < span class = "mi" > 3< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 删除索引 3 处的元素< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.dart< / span > < pre > < span > < / span > < code > < a id = "__codelineno-32-1" name = "__codelineno-32-1" href = "#__codelineno-32-1" > < / a > < span class = "cm" > /* 清空列表 */< / span >
< a id = "__codelineno-32-2" name = "__codelineno-32-2" href = "#__codelineno-32-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > clear< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-32-3" name = "__codelineno-32-3" href = "#__codelineno-32-3" > < / a >
< a id = "__codelineno-32-4" name = "__codelineno-32-4" href = "#__codelineno-32-4" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-32-5" name = "__codelineno-32-5" href = "#__codelineno-32-5" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "m" > 1< / span > < span class = "p" > );< / span >
< a id = "__codelineno-32-6" name = "__codelineno-32-6" href = "#__codelineno-32-6" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "m" > 3< / span > < span class = "p" > );< / span >
< a id = "__codelineno-32-7" name = "__codelineno-32-7" href = "#__codelineno-32-7" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "m" > 2< / span > < span class = "p" > );< / span >
< a id = "__codelineno-32-8" name = "__codelineno-32-8" href = "#__codelineno-32-8" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "m" > 5< / span > < span class = "p" > );< / span >
< a id = "__codelineno-32-9" name = "__codelineno-32-9" href = "#__codelineno-32-9" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "m" > 4< / span > < span class = "p" > );< / span >
< a id = "__codelineno-32-10" name = "__codelineno-32-10" href = "#__codelineno-32-10" > < / a >
< a id = "__codelineno-32-11" name = "__codelineno-32-11" href = "#__codelineno-32-11" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-32-12" name = "__codelineno-32-12" href = "#__codelineno-32-12" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > insert< / span > < span class = "p" > (< / span > < span class = "m" > 3< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 6< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 在索引 3 处插入数字 6< / span >
< a id = "__codelineno-32-13" name = "__codelineno-32-13" href = "#__codelineno-32-13" > < / a >
< a id = "__codelineno-32-14" name = "__codelineno-32-14" href = "#__codelineno-32-14" > < / a > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-32-15" name = "__codelineno-32-15" href = "#__codelineno-32-15" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > removeAt< / span > < span class = "p" > (< / span > < span class = "m" > 3< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 删除索引 3 处的元素< / span >
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< / code > < / pre > < / div >
< / div >
< / div >
< / div >
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< p > < strong > 遍历列表< / strong > 。与数组一样，列表可以根据索引遍历，也可以直接遍历各元素。< / p >
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< div class = "tabbed-set tabbed-alternate" data-tabs = "4:11" > < input checked = "checked" id = "__tabbed_4_1" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_2" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_3" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_4" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_5" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_6" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_7" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_8" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_9" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_10" name = "__tabbed_4" type = "radio" / > < input id = "__tabbed_4_11" name = "__tabbed_4" type = "radio" / > < div class = "tabbed-labels" > < label for = "__tabbed_4_1" > Java< / label > < label for = "__tabbed_4_2" > C++< / label > < label for = "__tabbed_4_3" > Python< / label > < label for = "__tabbed_4_4" > Go< / label > < label for = "__tabbed_4_5" > JavaScript< / label > < label for = "__tabbed_4_6" > TypeScript< / label > < label for = "__tabbed_4_7" > C< / label > < label for = "__tabbed_4_8" > C#< / label > < label for = "__tabbed_4_9" > Swift< / label > < label for = "__tabbed_4_10" > Zig< / label > < label for = "__tabbed_4_11" > Dart< / label > < / div >
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< div class = "tabbed-content" >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.java< / span > < pre > < span > < / span > < code > < a id = "__codelineno-33-1" name = "__codelineno-33-1" href = "#__codelineno-33-1" > < / a > < span class = "cm" > /* 通过索引遍历列表 */< / span >
< a id = "__codelineno-33-2" name = "__codelineno-33-2" href = "#__codelineno-33-2" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-33-3" name = "__codelineno-33-3" href = "#__codelineno-33-3" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > size< / span > < span class = "p" > ();< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-33-4" name = "__codelineno-33-4" href = "#__codelineno-33-4" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
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< a id = "__codelineno-33-5" name = "__codelineno-33-5" href = "#__codelineno-33-5" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-33-6" name = "__codelineno-33-6" href = "#__codelineno-33-6" > < / a >
< a id = "__codelineno-33-7" name = "__codelineno-33-7" href = "#__codelineno-33-7" > < / a > < span class = "cm" > /* 直接遍历列表元素 */< / span >
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< a id = "__codelineno-33-8" name = "__codelineno-33-8" href = "#__codelineno-33-8" > < / a > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-33-9" name = "__codelineno-33-9" href = "#__codelineno-33-9" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > n< / span > < span class = "w" > < / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-33-10" name = "__codelineno-33-10" href = "#__codelineno-33-10" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
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< a id = "__codelineno-33-11" name = "__codelineno-33-11" href = "#__codelineno-33-11" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.cpp< / span > < pre > < span > < / span > < code > < a id = "__codelineno-34-1" name = "__codelineno-34-1" href = "#__codelineno-34-1" > < / a > < span class = "cm" > /* 通过索引遍历列表 */< / span >
< a id = "__codelineno-34-2" name = "__codelineno-34-2" href = "#__codelineno-34-2" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-34-3" name = "__codelineno-34-3" href = "#__codelineno-34-3" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ();< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-34-4" name = "__codelineno-34-4" href = "#__codelineno-34-4" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
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< a id = "__codelineno-34-5" name = "__codelineno-34-5" href = "#__codelineno-34-5" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-34-6" name = "__codelineno-34-6" href = "#__codelineno-34-6" > < / a >
< a id = "__codelineno-34-7" name = "__codelineno-34-7" href = "#__codelineno-34-7" > < / a > < span class = "cm" > /* 直接遍历列表元素 */< / span >
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< a id = "__codelineno-34-8" name = "__codelineno-34-8" href = "#__codelineno-34-8" > < / a > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-34-9" name = "__codelineno-34-9" href = "#__codelineno-34-9" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > n< / span > < span class = "w" > < / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-34-10" name = "__codelineno-34-10" href = "#__codelineno-34-10" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
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< a id = "__codelineno-34-11" name = "__codelineno-34-11" href = "#__codelineno-34-11" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.py< / span > < pre > < span > < / span > < code > < a id = "__codelineno-35-1" name = "__codelineno-35-1" href = "#__codelineno-35-1" > < / a > < span class = "c1" > # 通过索引遍历列表< / span >
< a id = "__codelineno-35-2" name = "__codelineno-35-2" href = "#__codelineno-35-2" > < / a > < span class = "n" > count< / span > < span class = "o" > =< / span > < span class = "mi" > 0< / span >
< a id = "__codelineno-35-3" name = "__codelineno-35-3" href = "#__codelineno-35-3" > < / a > < span class = "k" > for< / span > < span class = "n" > i< / span > < span class = "ow" > in< / span > < span class = "nb" > range< / span > < span class = "p" > (< / span > < span class = "nb" > len< / span > < span class = "p" > (< / span > < span class = "nb" > list< / span > < span class = "p" > )):< / span >
< a id = "__codelineno-35-4" name = "__codelineno-35-4" href = "#__codelineno-35-4" > < / a > < span class = "n" > count< / span > < span class = "o" > +=< / span > < span class = "mi" > 1< / span >
< a id = "__codelineno-35-5" name = "__codelineno-35-5" href = "#__codelineno-35-5" > < / a >
< a id = "__codelineno-35-6" name = "__codelineno-35-6" href = "#__codelineno-35-6" > < / a > < span class = "c1" > # 直接遍历列表元素< / span >
< a id = "__codelineno-35-7" name = "__codelineno-35-7" href = "#__codelineno-35-7" > < / a > < span class = "n" > count< / span > < span class = "o" > =< / span > < span class = "mi" > 0< / span >
< a id = "__codelineno-35-8" name = "__codelineno-35-8" href = "#__codelineno-35-8" > < / a > < span class = "k" > for< / span > < span class = "n" > n< / span > < span class = "ow" > in< / span > < span class = "nb" > list< / span > < span class = "p" > :< / span >
< a id = "__codelineno-35-9" name = "__codelineno-35-9" href = "#__codelineno-35-9" > < / a > < span class = "n" > count< / span > < span class = "o" > +=< / span > < span class = "mi" > 1< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list_test.go< / span > < pre > < span > < / span > < code > < a id = "__codelineno-36-1" name = "__codelineno-36-1" href = "#__codelineno-36-1" > < / a > < span class = "cm" > /* 通过索引遍历列表 */< / span >
< a id = "__codelineno-36-2" name = "__codelineno-36-2" href = "#__codelineno-36-2" > < / a > < span class = "nx" > count< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span >
< a id = "__codelineno-36-3" name = "__codelineno-36-3" href = "#__codelineno-36-3" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "p" > < < / span > < span class = "w" > < / span > < span class = "nb" > len< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "o" > ++< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-36-4" name = "__codelineno-36-4" href = "#__codelineno-36-4" > < / a > < span class = "w" > < / span > < span class = "nx" > count< / span > < span class = "o" > ++< / span >
< a id = "__codelineno-36-5" name = "__codelineno-36-5" href = "#__codelineno-36-5" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-36-6" name = "__codelineno-36-6" href = "#__codelineno-36-6" > < / a >
< a id = "__codelineno-36-7" name = "__codelineno-36-7" href = "#__codelineno-36-7" > < / a > < span class = "cm" > /* 直接遍历列表元素 */< / span >
< a id = "__codelineno-36-8" name = "__codelineno-36-8" href = "#__codelineno-36-8" > < / a > < span class = "nx" > count< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span >
< a id = "__codelineno-36-9" name = "__codelineno-36-9" href = "#__codelineno-36-9" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "k" > range< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-36-10" name = "__codelineno-36-10" href = "#__codelineno-36-10" > < / a > < span class = "w" > < / span > < span class = "nx" > count< / span > < span class = "o" > ++< / span >
< a id = "__codelineno-36-11" name = "__codelineno-36-11" href = "#__codelineno-36-11" > < / a > < span class = "p" > }< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.js< / span > < pre > < span > < / span > < code > < a id = "__codelineno-37-1" name = "__codelineno-37-1" href = "#__codelineno-37-1" > < / a > < span class = "cm" > /* 通过索引遍历列表 */< / span >
< a id = "__codelineno-37-2" name = "__codelineno-37-2" href = "#__codelineno-37-2" > < / a > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-37-3" name = "__codelineno-37-3" href = "#__codelineno-37-3" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > length< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-37-4" name = "__codelineno-37-4" href = "#__codelineno-37-4" > < / a > < span class = "w" > < / span > < span class = "nx" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-37-5" name = "__codelineno-37-5" href = "#__codelineno-37-5" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-37-6" name = "__codelineno-37-6" href = "#__codelineno-37-6" > < / a >
< a id = "__codelineno-37-7" name = "__codelineno-37-7" href = "#__codelineno-37-7" > < / a > < span class = "cm" > /* 直接遍历列表元素 */< / span >
< a id = "__codelineno-37-8" name = "__codelineno-37-8" href = "#__codelineno-37-8" > < / a > < span class = "nx" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-37-9" name = "__codelineno-37-9" href = "#__codelineno-37-9" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > n< / span > < span class = "w" > < / span > < span class = "k" > of< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-37-10" name = "__codelineno-37-10" href = "#__codelineno-37-10" > < / a > < span class = "w" > < / span > < span class = "nx" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-37-11" name = "__codelineno-37-11" href = "#__codelineno-37-11" > < / a > < span class = "p" > }< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.ts< / span > < pre > < span > < / span > < code > < a id = "__codelineno-38-1" name = "__codelineno-38-1" href = "#__codelineno-38-1" > < / a > < span class = "cm" > /* 通过索引遍历列表 */< / span >
< a id = "__codelineno-38-2" name = "__codelineno-38-2" href = "#__codelineno-38-2" > < / a > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-38-3" name = "__codelineno-38-3" href = "#__codelineno-38-3" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > length< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-38-4" name = "__codelineno-38-4" href = "#__codelineno-38-4" > < / a > < span class = "w" > < / span > < span class = "nx" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
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< a id = "__codelineno-38-5" name = "__codelineno-38-5" href = "#__codelineno-38-5" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-38-6" name = "__codelineno-38-6" href = "#__codelineno-38-6" > < / a >
< a id = "__codelineno-38-7" name = "__codelineno-38-7" href = "#__codelineno-38-7" > < / a > < span class = "cm" > /* 直接遍历列表元素 */< / span >
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< a id = "__codelineno-38-8" name = "__codelineno-38-8" href = "#__codelineno-38-8" > < / a > < span class = "nx" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-38-9" name = "__codelineno-38-9" href = "#__codelineno-38-9" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > n< / span > < span class = "w" > < / span > < span class = "k" > of< / span > < span class = "w" > < / span > < span class = "nx" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-38-10" name = "__codelineno-38-10" href = "#__codelineno-38-10" > < / a > < span class = "w" > < / span > < span class = "nx" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
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< a id = "__codelineno-38-11" name = "__codelineno-38-11" href = "#__codelineno-38-11" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
2023-06-02 02:38:32 +08:00
< div class = "highlight" > < span class = "filename" > list.c< / span > < pre > < span > < / span > < code > < a id = "__codelineno-39-1" name = "__codelineno-39-1" href = "#__codelineno-39-1" > < / a > < span class = "c1" > // C 未提供内置动态数组< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.cs< / span > < pre > < span > < / span > < code > < a id = "__codelineno-40-1" name = "__codelineno-40-1" href = "#__codelineno-40-1" > < / a > < span class = "cm" > /* 通过索引遍历列表 */< / span >
< a id = "__codelineno-40-2" name = "__codelineno-40-2" href = "#__codelineno-40-2" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-40-3" name = "__codelineno-40-3" href = "#__codelineno-40-3" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Count< / span > < span class = "p" > ();< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span >
< a id = "__codelineno-40-4" name = "__codelineno-40-4" href = "#__codelineno-40-4" > < / a > < span class = "p" > {< / span >
< a id = "__codelineno-40-5" name = "__codelineno-40-5" href = "#__codelineno-40-5" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-40-6" name = "__codelineno-40-6" href = "#__codelineno-40-6" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-40-7" name = "__codelineno-40-7" href = "#__codelineno-40-7" > < / a >
< a id = "__codelineno-40-8" name = "__codelineno-40-8" href = "#__codelineno-40-8" > < / a > < span class = "cm" > /* 直接遍历列表元素 */< / span >
< a id = "__codelineno-40-9" name = "__codelineno-40-9" href = "#__codelineno-40-9" > < / a > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-40-10" name = "__codelineno-40-10" href = "#__codelineno-40-10" > < / a > < span class = "k" > foreach< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > n< / span > < span class = "w" > < / span > < span class = "k" > in< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > )< / span >
< a id = "__codelineno-40-11" name = "__codelineno-40-11" href = "#__codelineno-40-11" > < / a > < span class = "p" > {< / span >
< a id = "__codelineno-40-12" name = "__codelineno-40-12" href = "#__codelineno-40-12" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-40-13" name = "__codelineno-40-13" href = "#__codelineno-40-13" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.swift< / span > < pre > < span > < / span > < code > < a id = "__codelineno-41-1" name = "__codelineno-41-1" href = "#__codelineno-41-1" > < / a > < span class = "cm" > /* 通过索引遍历列表 */< / span >
< a id = "__codelineno-41-2" name = "__codelineno-41-2" href = "#__codelineno-41-2" > < / a > < span class = "kd" > var< / span > < span class = "nv" > count< / span > < span class = "p" > =< / span > < span class = "mi" > 0< / span >
< a id = "__codelineno-41-3" name = "__codelineno-41-3" href = "#__codelineno-41-3" > < / a > < span class = "k" > for< / span > < span class = "kc" > _< / span > < span class = "k" > in< / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "bp" > indices< / span > < span class = "p" > {< / span >
< a id = "__codelineno-41-4" name = "__codelineno-41-4" href = "#__codelineno-41-4" > < / a > < span class = "bp" > count< / span > < span class = "o" > +=< / span > < span class = "mi" > 1< / span >
< a id = "__codelineno-41-5" name = "__codelineno-41-5" href = "#__codelineno-41-5" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-41-6" name = "__codelineno-41-6" href = "#__codelineno-41-6" > < / a >
< a id = "__codelineno-41-7" name = "__codelineno-41-7" href = "#__codelineno-41-7" > < / a > < span class = "cm" > /* 直接遍历列表元素 */< / span >
< a id = "__codelineno-41-8" name = "__codelineno-41-8" href = "#__codelineno-41-8" > < / a > < span class = "bp" > count< / span > < span class = "p" > =< / span > < span class = "mi" > 0< / span >
< a id = "__codelineno-41-9" name = "__codelineno-41-9" href = "#__codelineno-41-9" > < / a > < span class = "k" > for< / span > < span class = "kc" > _< / span > < span class = "k" > in< / span > < span class = "n" > list< / span > < span class = "p" > {< / span >
< a id = "__codelineno-41-10" name = "__codelineno-41-10" href = "#__codelineno-41-10" > < / a > < span class = "bp" > count< / span > < span class = "o" > +=< / span > < span class = "mi" > 1< / span >
< a id = "__codelineno-41-11" name = "__codelineno-41-11" href = "#__codelineno-41-11" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.zig< / span > < pre > < span > < / span > < code > < a id = "__codelineno-42-1" name = "__codelineno-42-1" href = "#__codelineno-42-1" > < / a > < span class = "c1" > // 通过索引遍历列表< / span >
< a id = "__codelineno-42-2" name = "__codelineno-42-2" href = "#__codelineno-42-2" > < / a > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > i32< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-42-3" name = "__codelineno-42-3" href = "#__codelineno-42-3" > < / a > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > i32< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-42-4" name = "__codelineno-42-4" href = "#__codelineno-42-4" > < / a > < span class = "k" > while< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > items< / span > < span class = "p" > .< / span > < span class = "n" > len< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > +=< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-42-5" name = "__codelineno-42-5" href = "#__codelineno-42-5" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > +=< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-42-6" name = "__codelineno-42-6" href = "#__codelineno-42-6" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-42-7" name = "__codelineno-42-7" href = "#__codelineno-42-7" > < / a >
< a id = "__codelineno-42-8" name = "__codelineno-42-8" href = "#__codelineno-42-8" > < / a > < span class = "c1" > // 直接遍历列表元素< / span >
< a id = "__codelineno-42-9" name = "__codelineno-42-9" href = "#__codelineno-42-9" > < / a > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-42-10" name = "__codelineno-42-10" href = "#__codelineno-42-10" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > items< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > |< / span > < span class = "n" > _< / span > < span class = "o" > |< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-42-11" name = "__codelineno-42-11" href = "#__codelineno-42-11" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > +=< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-42-12" name = "__codelineno-42-12" href = "#__codelineno-42-12" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
2023-06-02 15:07:41 +08:00
< div class = "highlight" > < span class = "filename" > list.dart< / span > < pre > < span > < / span > < code > < a id = "__codelineno-43-1" name = "__codelineno-43-1" href = "#__codelineno-43-1" > < / a > < span class = "cm" > /* 通过索引遍历列表 */< / span >
< a id = "__codelineno-43-2" name = "__codelineno-43-2" href = "#__codelineno-43-2" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-43-3" name = "__codelineno-43-3" href = "#__codelineno-43-3" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > length< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-43-4" name = "__codelineno-43-4" href = "#__codelineno-43-4" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-43-5" name = "__codelineno-43-5" href = "#__codelineno-43-5" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-43-6" name = "__codelineno-43-6" href = "#__codelineno-43-6" > < / a >
< a id = "__codelineno-43-7" name = "__codelineno-43-7" href = "#__codelineno-43-7" > < / a > < span class = "cm" > /* 直接遍历列表元素 */< / span >
< a id = "__codelineno-43-8" name = "__codelineno-43-8" href = "#__codelineno-43-8" > < / a > < span class = "n" > count< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-43-9" name = "__codelineno-43-9" href = "#__codelineno-43-9" > < / a > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > n< / span > < span class = "w" > < / span > < span class = "k" > in< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-43-10" name = "__codelineno-43-10" href = "#__codelineno-43-10" > < / a > < span class = "w" > < / span > < span class = "n" > count< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-43-11" name = "__codelineno-43-11" href = "#__codelineno-43-11" > < / a > < span class = "p" > }< / span >
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< / code > < / pre > < / div >
< / div >
< / div >
< / div >
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< p > < strong > 拼接两个列表< / strong > 。给定一个新列表 < code > list1< / code > ，我们可以将该列表拼接到原列表的尾部。< / p >
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< div class = "tabbed-set tabbed-alternate" data-tabs = "5:11" > < input checked = "checked" id = "__tabbed_5_1" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_2" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_3" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_4" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_5" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_6" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_7" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_8" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_9" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_10" name = "__tabbed_5" type = "radio" / > < input id = "__tabbed_5_11" name = "__tabbed_5" type = "radio" / > < div class = "tabbed-labels" > < label for = "__tabbed_5_1" > Java< / label > < label for = "__tabbed_5_2" > C++< / label > < label for = "__tabbed_5_3" > Python< / label > < label for = "__tabbed_5_4" > Go< / label > < label for = "__tabbed_5_5" > JavaScript< / label > < label for = "__tabbed_5_6" > TypeScript< / label > < label for = "__tabbed_5_7" > C< / label > < label for = "__tabbed_5_8" > C#< / label > < label for = "__tabbed_5_9" > Swift< / label > < label for = "__tabbed_5_10" > Zig< / label > < label for = "__tabbed_5_11" > Dart< / label > < / div >
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< div class = "tabbed-content" >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.java< / span > < pre > < span > < / span > < code > < a id = "__codelineno-44-1" name = "__codelineno-44-1" href = "#__codelineno-44-1" > < / a > < span class = "cm" > /* 拼接两个列表 */< / span >
< a id = "__codelineno-44-2" name = "__codelineno-44-2" href = "#__codelineno-44-2" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "n" > Integer< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > ArrayList< / span > < span class = "o" > < > < / span > < span class = "p" > (< / span > < span class = "n" > Arrays< / span > < span class = "p" > .< / span > < span class = "na" > asList< / span > < span class = "p" > (< / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > Integer< / span > < span class = "o" > []< / span > < span class = "w" > < / span > < span class = "p" > {< / span > < span class = "w" > < / span > < span class = "mi" > 6< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 8< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 7< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 9< / span > < span class = "w" > < / span > < span class = "p" > }));< / span >
< a id = "__codelineno-44-3" name = "__codelineno-44-3" href = "#__codelineno-44-3" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "na" > addAll< / span > < span class = "p" > (< / span > < span class = "n" > list1< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.cpp< / span > < pre > < span > < / span > < code > < a id = "__codelineno-45-1" name = "__codelineno-45-1" href = "#__codelineno-45-1" > < / a > < span class = "cm" > /* 拼接两个列表 */< / span >
< a id = "__codelineno-45-2" name = "__codelineno-45-2" href = "#__codelineno-45-2" > < / a > < span class = "n" > vector< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > {< / span > < span class = "w" > < / span > < span class = "mi" > 6< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 8< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 7< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 9< / span > < span class = "w" > < / span > < span class = "p" > };< / span >
< a id = "__codelineno-45-3" name = "__codelineno-45-3" href = "#__codelineno-45-3" > < / a > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
< a id = "__codelineno-45-4" name = "__codelineno-45-4" href = "#__codelineno-45-4" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > insert< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > end< / span > < span class = "p" > (),< / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "p" > .< / span > < span class = "n" > begin< / span > < span class = "p" > (),< / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "p" > .< / span > < span class = "n" > end< / span > < span class = "p" > ());< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.py< / span > < pre > < span > < / span > < code > < a id = "__codelineno-46-1" name = "__codelineno-46-1" href = "#__codelineno-46-1" > < / a > < span class = "c1" > # 拼接两个列表< / span >
< a id = "__codelineno-46-2" name = "__codelineno-46-2" href = "#__codelineno-46-2" > < / a > < span class = "n" > list1< / span > < span class = "p" > :< / span > < span class = "n" > List< / span > < span class = "p" > [< / span > < span class = "nb" > int< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "mi" > 6< / span > < span class = "p" > ,< / span > < span class = "mi" > 8< / span > < span class = "p" > ,< / span > < span class = "mi" > 7< / span > < span class = "p" > ,< / span > < span class = "mi" > 10< / span > < span class = "p" > ,< / span > < span class = "mi" > 9< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-46-3" name = "__codelineno-46-3" href = "#__codelineno-46-3" > < / a > < span class = "nb" > list< / span > < span class = "o" > +=< / span > < span class = "n" > list1< / span > < span class = "c1" > # 将列表 list1 拼接到 list 之后< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list_test.go< / span > < pre > < span > < / span > < code > < a id = "__codelineno-47-1" name = "__codelineno-47-1" href = "#__codelineno-47-1" > < / a > < span class = "cm" > /* 拼接两个列表 */< / span >
< a id = "__codelineno-47-2" name = "__codelineno-47-2" href = "#__codelineno-47-2" > < / a > < span class = "nx" > list1< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "p" > []< / span > < span class = "kt" > int< / span > < span class = "p" > {< / span > < span class = "mi" > 6< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 8< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 7< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 9< / span > < span class = "p" > }< / span >
< a id = "__codelineno-47-3" name = "__codelineno-47-3" href = "#__codelineno-47-3" > < / a > < span class = "nx" > list< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > list1< / span > < span class = "o" > ...< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.js< / span > < pre > < span > < / span > < code > < a id = "__codelineno-48-1" name = "__codelineno-48-1" href = "#__codelineno-48-1" > < / a > < span class = "cm" > /* 拼接两个列表 */< / span >
< a id = "__codelineno-48-2" name = "__codelineno-48-2" href = "#__codelineno-48-2" > < / a > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [< / span > < span class = "mf" > 6< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 8< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 7< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 9< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-48-3" name = "__codelineno-48-3" href = "#__codelineno-48-3" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (...< / span > < span class = "nx" > list1< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.ts< / span > < pre > < span > < / span > < code > < a id = "__codelineno-49-1" name = "__codelineno-49-1" href = "#__codelineno-49-1" > < / a > < span class = "cm" > /* 拼接两个列表 */< / span >
< a id = "__codelineno-49-2" name = "__codelineno-49-2" href = "#__codelineno-49-2" > < / a > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > list1< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [< / span > < span class = "mf" > 6< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 8< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 7< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mf" > 9< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-49-3" name = "__codelineno-49-3" href = "#__codelineno-49-3" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > push< / span > < span class = "p" > (...< / span > < span class = "nx" > list1< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.c< / span > < pre > < span > < / span > < code > < a id = "__codelineno-50-1" name = "__codelineno-50-1" href = "#__codelineno-50-1" > < / a > < span class = "c1" > // C 未提供内置动态数组< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.cs< / span > < pre > < span > < / span > < code > < a id = "__codelineno-51-1" name = "__codelineno-51-1" href = "#__codelineno-51-1" > < / a > < span class = "cm" > /* 拼接两个列表 */< / span >
< a id = "__codelineno-51-2" name = "__codelineno-51-2" href = "#__codelineno-51-2" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span > < span class = "w" > < / span > < span class = "m" > 6< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 8< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 7< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 9< / span > < span class = "w" > < / span > < span class = "p" > };< / span >
< a id = "__codelineno-51-3" name = "__codelineno-51-3" href = "#__codelineno-51-3" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > AddRange< / span > < span class = "p" > (< / span > < span class = "n" > list1< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.swift< / span > < pre > < span > < / span > < code > < a id = "__codelineno-52-1" name = "__codelineno-52-1" href = "#__codelineno-52-1" > < / a > < span class = "cm" > /* 拼接两个列表 */< / span >
< a id = "__codelineno-52-2" name = "__codelineno-52-2" href = "#__codelineno-52-2" > < / a > < span class = "kd" > let< / span > < span class = "nv" > list1< / span > < span class = "p" > =< / span > < span class = "p" > [< / span > < span class = "mi" > 6< / span > < span class = "p" > ,< / span > < span class = "mi" > 8< / span > < span class = "p" > ,< / span > < span class = "mi" > 7< / span > < span class = "p" > ,< / span > < span class = "mi" > 10< / span > < span class = "p" > ,< / span > < span class = "mi" > 9< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-52-3" name = "__codelineno-52-3" href = "#__codelineno-52-3" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > append< / span > < span class = "p" > (< / span > < span class = "n" > contentsOf< / span > < span class = "p" > :< / span > < span class = "n" > list1< / span > < span class = "p" > )< / span > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.zig< / span > < pre > < span > < / span > < code > < a id = "__codelineno-53-1" name = "__codelineno-53-1" href = "#__codelineno-53-1" > < / a > < span class = "c1" > // 拼接两个列表< / span >
< a id = "__codelineno-53-2" name = "__codelineno-53-2" href = "#__codelineno-53-2" > < / a > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > ArrayList< / span > < span class = "p" > (< / span > < span class = "kt" > i32< / span > < span class = "p" > ).< / span > < span class = "n" > init< / span > < span class = "p" > (< / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > heap< / span > < span class = "p" > .< / span > < span class = "n" > page_allocator< / span > < span class = "p" > );< / span >
< a id = "__codelineno-53-3" name = "__codelineno-53-3" href = "#__codelineno-53-3" > < / a > < span class = "k" > defer< / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "p" > .< / span > < span class = "n" > deinit< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-53-4" name = "__codelineno-53-4" href = "#__codelineno-53-4" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "p" > .< / span > < span class = "n" > appendSlice< / span > < span class = "p" > (< / span > < span class = "o" > & < / span > < span class = "p" > [< / span > < span class = "n" > _< / span > < span class = "p" > ]< / span > < span class = "kt" > i32< / span > < span class = "p" > {< / span > < span class = "w" > < / span > < span class = "mi" > 6< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 8< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 7< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 9< / span > < span class = "w" > < / span > < span class = "p" > });< / span >
< a id = "__codelineno-53-5" name = "__codelineno-53-5" href = "#__codelineno-53-5" > < / a > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > insertSlice< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > items< / span > < span class = "p" > .< / span > < span class = "n" > len< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "p" > .< / span > < span class = "n" > items< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.dart< / span > < pre > < span > < / span > < code > < a id = "__codelineno-54-1" name = "__codelineno-54-1" href = "#__codelineno-54-1" > < / a > < span class = "cm" > /* 拼接两个列表 */< / span >
< a id = "__codelineno-54-2" name = "__codelineno-54-2" href = "#__codelineno-54-2" > < / a > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > list1< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [< / span > < span class = "m" > 6< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 8< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 7< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 9< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-54-3" name = "__codelineno-54-3" href = "#__codelineno-54-3" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > addAll< / span > < span class = "p" > (< / span > < span class = "n" > list1< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 将列表 list1 拼接到 list 之后< / span >
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< / code > < / pre > < / div >
< / div >
< / div >
< / div >
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< p > < strong > 排序列表< / strong > 。排序也是常用的方法之一。完成列表排序后，我们便可以使用在数组类算法题中经常考察的「二分查找」和「双指针」算法。< / p >
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< div class = "tabbed-set tabbed-alternate" data-tabs = "6:11" > < input checked = "checked" id = "__tabbed_6_1" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_2" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_3" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_4" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_5" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_6" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_7" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_8" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_9" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_10" name = "__tabbed_6" type = "radio" / > < input id = "__tabbed_6_11" name = "__tabbed_6" type = "radio" / > < div class = "tabbed-labels" > < label for = "__tabbed_6_1" > Java< / label > < label for = "__tabbed_6_2" > C++< / label > < label for = "__tabbed_6_3" > Python< / label > < label for = "__tabbed_6_4" > Go< / label > < label for = "__tabbed_6_5" > JavaScript< / label > < label for = "__tabbed_6_6" > TypeScript< / label > < label for = "__tabbed_6_7" > C< / label > < label for = "__tabbed_6_8" > C#< / label > < label for = "__tabbed_6_9" > Swift< / label > < label for = "__tabbed_6_10" > Zig< / label > < label for = "__tabbed_6_11" > Dart< / label > < / div >
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< div class = "tabbed-content" >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.java< / span > < pre > < span > < / span > < code > < a id = "__codelineno-55-1" name = "__codelineno-55-1" href = "#__codelineno-55-1" > < / a > < span class = "cm" > /* 排序列表 */< / span >
< a id = "__codelineno-55-2" name = "__codelineno-55-2" href = "#__codelineno-55-2" > < / a > < span class = "n" > Collections< / span > < span class = "p" > .< / span > < span class = "na" > sort< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 排序后，列表元素从小到大排列< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > list.cpp< / span > < pre > < span > < / span > < code > < a id = "__codelineno-56-1" name = "__codelineno-56-1" href = "#__codelineno-56-1" > < / a > < span class = "cm" > /* 排序列表 */< / span >
< a id = "__codelineno-56-2" name = "__codelineno-56-2" href = "#__codelineno-56-2" > < / a > < span class = "n" > sort< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > begin< / span > < span class = "p" > (),< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > end< / span > < span class = "p" > ());< / span > < span class = "w" > < / span > < span class = "c1" > // 排序后，列表元素从小到大排列< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.py< / span > < pre > < span > < / span > < code > < a id = "__codelineno-57-1" name = "__codelineno-57-1" href = "#__codelineno-57-1" > < / a > < span class = "c1" > # 排序列表< / span >
< a id = "__codelineno-57-2" name = "__codelineno-57-2" href = "#__codelineno-57-2" > < / a > < span class = "nb" > list< / span > < span class = "o" > .< / span > < span class = "n" > sort< / span > < span class = "p" > ()< / span > < span class = "c1" > # 排序后，列表元素从小到大排列< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list_test.go< / span > < pre > < span > < / span > < code > < a id = "__codelineno-58-1" name = "__codelineno-58-1" href = "#__codelineno-58-1" > < / a > < span class = "cm" > /* 排序列表 */< / span >
< a id = "__codelineno-58-2" name = "__codelineno-58-2" href = "#__codelineno-58-2" > < / a > < span class = "nx" > sort< / span > < span class = "p" > .< / span > < span class = "nx" > Ints< / span > < span class = "p" > (< / span > < span class = "nx" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "c1" > // 排序后，列表元素从小到大排列< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.js< / span > < pre > < span > < / span > < code > < a id = "__codelineno-59-1" name = "__codelineno-59-1" href = "#__codelineno-59-1" > < / a > < span class = "cm" > /* 排序列表 */< / span > < span class = "w" > < / span >
< a id = "__codelineno-59-2" name = "__codelineno-59-2" href = "#__codelineno-59-2" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > sort< / span > < span class = "p" > ((< / span > < span class = "nx" > a< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > b< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > => < / span > < span class = "w" > < / span > < span class = "nx" > a< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "nx" > b< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 排序后，列表元素从小到大排列< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.ts< / span > < pre > < span > < / span > < code > < a id = "__codelineno-60-1" name = "__codelineno-60-1" href = "#__codelineno-60-1" > < / a > < span class = "cm" > /* 排序列表 */< / span >
< a id = "__codelineno-60-2" name = "__codelineno-60-2" href = "#__codelineno-60-2" > < / a > < span class = "nx" > list< / span > < span class = "p" > .< / span > < span class = "nx" > sort< / span > < span class = "p" > ((< / span > < span class = "nx" > a< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > b< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > => < / span > < span class = "w" > < / span > < span class = "nx" > a< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "nx" > b< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 排序后，列表元素从小到大排列< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.c< / span > < pre > < span > < / span > < code > < a id = "__codelineno-61-1" name = "__codelineno-61-1" href = "#__codelineno-61-1" > < / a > < span class = "c1" > // C 未提供内置动态数组< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.cs< / span > < pre > < span > < / span > < code > < a id = "__codelineno-62-1" name = "__codelineno-62-1" href = "#__codelineno-62-1" > < / a > < span class = "cm" > /* 排序列表 */< / span >
< a id = "__codelineno-62-2" name = "__codelineno-62-2" href = "#__codelineno-62-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > Sort< / span > < span class = "p" > ();< / span > < span class = "w" > < / span > < span class = "c1" > // 排序后，列表元素从小到大排列< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.swift< / span > < pre > < span > < / span > < code > < a id = "__codelineno-63-1" name = "__codelineno-63-1" href = "#__codelineno-63-1" > < / a > < span class = "cm" > /* 排序列表 */< / span >
< a id = "__codelineno-63-2" name = "__codelineno-63-2" href = "#__codelineno-63-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "bp" > sort< / span > < span class = "p" > ()< / span > < span class = "c1" > // 排序后，列表元素从小到大排列< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.zig< / span > < pre > < span > < / span > < code > < a id = "__codelineno-64-1" name = "__codelineno-64-1" href = "#__codelineno-64-1" > < / a > < span class = "c1" > // 排序列表< / span >
< a id = "__codelineno-64-2" name = "__codelineno-64-2" href = "#__codelineno-64-2" > < / a > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > sort< / span > < span class = "p" > .< / span > < span class = "n" > sort< / span > < span class = "p" > (< / span > < span class = "kt" > i32< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > items< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "p" > {},< / span > < span class = "w" > < / span > < span class = "kr" > comptime< / span > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > sort< / span > < span class = "p" > .< / span > < span class = "n" > asc< / span > < span class = "p" > (< / span > < span class = "kt" > i32< / span > < span class = "p" > ));< / span >
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< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > list.dart< / span > < pre > < span > < / span > < code > < a id = "__codelineno-65-1" name = "__codelineno-65-1" href = "#__codelineno-65-1" > < / a > < span class = "cm" > /* 排序列表 */< / span >
< a id = "__codelineno-65-2" name = "__codelineno-65-2" href = "#__codelineno-65-2" > < / a > < span class = "n" > list< / span > < span class = "p" > .< / span > < span class = "n" > sort< / span > < span class = "p" > ();< / span > < span class = "w" > < / span > < span class = "c1" > // 排序后，列表元素从小到大排列< / span >
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< / code > < / pre > < / div >
< / div >
< / div >
< / div >
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< h2 id = "432" > 4.3.2. 列表实现 *< a class = "headerlink" href = "#432" title = "Permanent link" > ¶ < / a > < / h2 >
< p > 为了帮助加深对列表的理解，我们在此提供一个简易版列表实现。需要关注三个核心点：< / p >
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< ul >
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< li > < strong > 初始容量< / strong > ：选取一个合理的数组初始容量。在本示例中，我们选择 10 作为初始容量。< / li >
< li > < strong > 数量记录< / strong > ：声明一个变量 size， ， ， ， < / li >
< li > < strong > 扩容机制< / strong > ：插入元素时可能超出列表容量，此时需要扩容列表。扩容方法是根据扩容倍数创建一个更大的数组，并将当前数组的所有元素依次移动至新数组。在本示例中，我们规定每次将数组扩容至之前的 2 倍。< / li >
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< / ul >
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< p > 本示例旨在帮助读者直观理解列表的工作机制。实际编程语言中，列表实现更加标准和复杂，各个参数的设定也非常有考究，例如初始容量、扩容倍数等。感兴趣的读者可以查阅源码进行学习。< / p >
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< div class = "tabbed-set tabbed-alternate" data-tabs = "7:11" > < input checked = "checked" id = "__tabbed_7_1" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_2" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_3" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_4" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_5" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_6" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_7" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_8" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_9" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_10" name = "__tabbed_7" type = "radio" / > < input id = "__tabbed_7_11" name = "__tabbed_7" type = "radio" / > < div class = "tabbed-labels" > < label for = "__tabbed_7_1" > Java< / label > < label for = "__tabbed_7_2" > C++< / label > < label for = "__tabbed_7_3" > Python< / label > < label for = "__tabbed_7_4" > Go< / label > < label for = "__tabbed_7_5" > JavaScript< / label > < label for = "__tabbed_7_6" > TypeScript< / label > < label for = "__tabbed_7_7" > C< / label > < label for = "__tabbed_7_8" > C#< / label > < label for = "__tabbed_7_9" > Swift< / label > < label for = "__tabbed_7_10" > Zig< / label > < label for = "__tabbed_7_11" > Dart< / label > < / div >
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< div class = "tabbed-content" >
< div class = "tabbed-block" >
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< div class = "highlight" > < span class = "filename" > my_list.java< / span > < pre > < span > < / span > < code > < a id = "__codelineno-66-1" name = "__codelineno-66-1" href = "#__codelineno-66-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
< a id = "__codelineno-66-2" name = "__codelineno-66-2" href = "#__codelineno-66-2" > < / a > < span class = "kd" > class< / span > < span class = "nc" > MyList< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-3" name = "__codelineno-66-3" href = "#__codelineno-66-3" > < / a > < span class = "w" > < / span > < span class = "kd" > private< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "o" > []< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-66-4" name = "__codelineno-66-4" href = "#__codelineno-66-4" > < / a > < span class = "w" > < / span > < span class = "kd" > private< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-66-5" name = "__codelineno-66-5" href = "#__codelineno-66-5" > < / a > < span class = "w" > < / span > < span class = "kd" > private< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-66-6" name = "__codelineno-66-6" href = "#__codelineno-66-6" > < / a > < span class = "w" > < / span > < span class = "kd" > private< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > extendRatio< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-66-7" name = "__codelineno-66-7" href = "#__codelineno-66-7" > < / a >
< a id = "__codelineno-66-8" name = "__codelineno-66-8" href = "#__codelineno-66-8" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 构造方法 */< / span >
< a id = "__codelineno-66-9" name = "__codelineno-66-9" href = "#__codelineno-66-9" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "nf" > MyList< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-10" name = "__codelineno-66-10" href = "#__codelineno-66-10" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "o" > [< / span > < span class = "n" > capacity< / span > < span class = "o" > ]< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-11" name = "__codelineno-66-11" href = "#__codelineno-66-11" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-12" name = "__codelineno-66-12" href = "#__codelineno-66-12" > < / a >
< a id = "__codelineno-66-13" name = "__codelineno-66-13" href = "#__codelineno-66-13" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表长度（即当前元素数量） */< / span >
< a id = "__codelineno-66-14" name = "__codelineno-66-14" href = "#__codelineno-66-14" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-15" name = "__codelineno-66-15" href = "#__codelineno-66-15" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-16" name = "__codelineno-66-16" href = "#__codelineno-66-16" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-17" name = "__codelineno-66-17" href = "#__codelineno-66-17" > < / a >
< a id = "__codelineno-66-18" name = "__codelineno-66-18" href = "#__codelineno-66-18" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-66-19" name = "__codelineno-66-19" href = "#__codelineno-66-19" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-20" name = "__codelineno-66-20" href = "#__codelineno-66-20" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-21" name = "__codelineno-66-21" href = "#__codelineno-66-21" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-22" name = "__codelineno-66-22" href = "#__codelineno-66-22" > < / a >
< a id = "__codelineno-66-23" name = "__codelineno-66-23" href = "#__codelineno-66-23" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-66-24" name = "__codelineno-66-24" href = "#__codelineno-66-24" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > get< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-25" name = "__codelineno-66-25" href = "#__codelineno-66-25" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-66-26" name = "__codelineno-66-26" href = "#__codelineno-66-26" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > )< / span >
< a id = "__codelineno-66-27" name = "__codelineno-66-27" href = "#__codelineno-66-27" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > IndexOutOfBoundsException< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-66-28" name = "__codelineno-66-28" href = "#__codelineno-66-28" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > index< / span > < span class = "o" > ]< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-29" name = "__codelineno-66-29" href = "#__codelineno-66-29" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-30" name = "__codelineno-66-30" href = "#__codelineno-66-30" > < / a >
< a id = "__codelineno-66-31" name = "__codelineno-66-31" href = "#__codelineno-66-31" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-66-32" name = "__codelineno-66-32" href = "#__codelineno-66-32" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > set< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-33" name = "__codelineno-66-33" href = "#__codelineno-66-33" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > )< / span >
< a id = "__codelineno-66-34" name = "__codelineno-66-34" href = "#__codelineno-66-34" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > IndexOutOfBoundsException< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-66-35" name = "__codelineno-66-35" href = "#__codelineno-66-35" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > index< / span > < span class = "o" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-36" name = "__codelineno-66-36" href = "#__codelineno-66-36" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-37" name = "__codelineno-66-37" href = "#__codelineno-66-37" > < / a >
< a id = "__codelineno-66-38" name = "__codelineno-66-38" href = "#__codelineno-66-38" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-66-39" name = "__codelineno-66-39" href = "#__codelineno-66-39" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > add< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-40" name = "__codelineno-66-40" href = "#__codelineno-66-40" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-66-41" name = "__codelineno-66-41" href = "#__codelineno-66-41" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > size< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ())< / span >
< a id = "__codelineno-66-42" name = "__codelineno-66-42" href = "#__codelineno-66-42" > < / a > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-66-43" name = "__codelineno-66-43" href = "#__codelineno-66-43" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > size< / span > < span class = "o" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-44" name = "__codelineno-66-44" href = "#__codelineno-66-44" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-66-45" name = "__codelineno-66-45" href = "#__codelineno-66-45" > < / a > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-46" name = "__codelineno-66-46" href = "#__codelineno-66-46" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-47" name = "__codelineno-66-47" href = "#__codelineno-66-47" > < / a >
< a id = "__codelineno-66-48" name = "__codelineno-66-48" href = "#__codelineno-66-48" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-66-49" name = "__codelineno-66-49" href = "#__codelineno-66-49" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > insert< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-50" name = "__codelineno-66-50" href = "#__codelineno-66-50" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > )< / span >
< a id = "__codelineno-66-51" name = "__codelineno-66-51" href = "#__codelineno-66-51" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > IndexOutOfBoundsException< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-66-52" name = "__codelineno-66-52" href = "#__codelineno-66-52" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-66-53" name = "__codelineno-66-53" href = "#__codelineno-66-53" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > size< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ())< / span >
< a id = "__codelineno-66-54" name = "__codelineno-66-54" href = "#__codelineno-66-54" > < / a > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-66-55" name = "__codelineno-66-55" href = "#__codelineno-66-55" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-66-56" name = "__codelineno-66-56" href = "#__codelineno-66-56" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "o" > --< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-57" name = "__codelineno-66-57" href = "#__codelineno-66-57" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "o" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > j< / span > < span class = "o" > ]< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-58" name = "__codelineno-66-58" href = "#__codelineno-66-58" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-59" name = "__codelineno-66-59" href = "#__codelineno-66-59" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > index< / span > < span class = "o" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-60" name = "__codelineno-66-60" href = "#__codelineno-66-60" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-66-61" name = "__codelineno-66-61" href = "#__codelineno-66-61" > < / a > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-62" name = "__codelineno-66-62" href = "#__codelineno-66-62" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-63" name = "__codelineno-66-63" href = "#__codelineno-66-63" > < / a >
< a id = "__codelineno-66-64" name = "__codelineno-66-64" href = "#__codelineno-66-64" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-66-65" name = "__codelineno-66-65" href = "#__codelineno-66-65" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > remove< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-66" name = "__codelineno-66-66" href = "#__codelineno-66-66" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > )< / span >
< a id = "__codelineno-66-67" name = "__codelineno-66-67" href = "#__codelineno-66-67" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "n" > IndexOutOfBoundsException< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-66-68" name = "__codelineno-66-68" href = "#__codelineno-66-68" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > index< / span > < span class = "o" > ]< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-69" name = "__codelineno-66-69" href = "#__codelineno-66-69" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 之后的元素都向前移动一位< / span >
< a id = "__codelineno-66-70" name = "__codelineno-66-70" href = "#__codelineno-66-70" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-71" name = "__codelineno-66-71" href = "#__codelineno-66-71" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > j< / span > < span class = "o" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "o" > ]< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-72" name = "__codelineno-66-72" href = "#__codelineno-66-72" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-73" name = "__codelineno-66-73" href = "#__codelineno-66-73" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-66-74" name = "__codelineno-66-74" href = "#__codelineno-66-74" > < / a > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "o" > --< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-75" name = "__codelineno-66-75" href = "#__codelineno-66-75" > < / a > < span class = "w" > < / span > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-66-76" name = "__codelineno-66-76" href = "#__codelineno-66-76" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-77" name = "__codelineno-66-77" href = "#__codelineno-66-77" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-78" name = "__codelineno-66-78" href = "#__codelineno-66-78" > < / a >
< a id = "__codelineno-66-79" name = "__codelineno-66-79" href = "#__codelineno-66-79" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-66-80" name = "__codelineno-66-80" href = "#__codelineno-66-80" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > extendCapacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
2023-06-03 22:18:57 +08:00
< a id = "__codelineno-66-81" name = "__codelineno-66-81" href = "#__codelineno-66-81" > < / a > < span class = "w" > < / span > < span class = "c1" > // 新建一个长度为原数组 extendRatio 倍的新数组，并将原数组拷贝到新数组< / span >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-66-82" name = "__codelineno-66-82" href = "#__codelineno-66-82" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > Arrays< / span > < span class = "p" > .< / span > < span class = "na" > copyOf< / span > < span class = "p" > (< / span > < span class = "n" > nums< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "n" > extendRatio< / span > < span class = "p" > );< / span >
< a id = "__codelineno-66-83" name = "__codelineno-66-83" href = "#__codelineno-66-83" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新列表容量< / span >
< a id = "__codelineno-66-84" name = "__codelineno-66-84" href = "#__codelineno-66-84" > < / a > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > .< / span > < span class = "na" > length< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-85" name = "__codelineno-66-85" href = "#__codelineno-66-85" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
2023-04-22 01:35:59 +08:00
< a id = "__codelineno-66-86" name = "__codelineno-66-86" href = "#__codelineno-66-86" > < / a >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-66-87" name = "__codelineno-66-87" href = "#__codelineno-66-87" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 将列表转换为数组 */< / span >
< a id = "__codelineno-66-88" name = "__codelineno-66-88" href = "#__codelineno-66-88" > < / a > < span class = "w" > < / span > < span class = "kd" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "o" > []< / span > < span class = "w" > < / span > < span class = "nf" > toArray< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-89" name = "__codelineno-66-89" href = "#__codelineno-66-89" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-66-90" name = "__codelineno-66-90" href = "#__codelineno-66-90" > < / a > < span class = "w" > < / span > < span class = "c1" > // 仅转换有效长度范围内的列表元素< / span >
< a id = "__codelineno-66-91" name = "__codelineno-66-91" href = "#__codelineno-66-91" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "o" > []< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "o" > [< / span > < span class = "n" > size< / span > < span class = "o" > ]< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-92" name = "__codelineno-66-92" href = "#__codelineno-66-92" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-66-93" name = "__codelineno-66-93" href = "#__codelineno-66-93" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > [< / span > < span class = "n" > i< / span > < span class = "o" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > get< / span > < span class = "p" > (< / span > < span class = "n" > i< / span > < span class = "p" > );< / span >
< a id = "__codelineno-66-94" name = "__codelineno-66-94" href = "#__codelineno-66-94" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-66-95" name = "__codelineno-66-95" href = "#__codelineno-66-95" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-66-96" name = "__codelineno-66-96" href = "#__codelineno-66-96" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
2023-04-22 01:35:59 +08:00
< a id = "__codelineno-66-97" name = "__codelineno-66-97" href = "#__codelineno-66-97" > < / a > < span class = "p" > }< / span >
2023-02-08 14:54:41 +08:00
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
2023-06-02 02:38:32 +08:00
< div class = "highlight" > < span class = "filename" > my_list.cpp< / span > < pre > < span > < / span > < code > < a id = "__codelineno-67-1" name = "__codelineno-67-1" href = "#__codelineno-67-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
2023-04-23 14:58:11 +08:00
< a id = "__codelineno-67-2" name = "__codelineno-67-2" href = "#__codelineno-67-2" > < / a > < span class = "k" > class< / span > < span class = "w" > < / span > < span class = "nc" > MyList< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-67-3" name = "__codelineno-67-3" href = "#__codelineno-67-3" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "o" > :< / span >
< a id = "__codelineno-67-4" name = "__codelineno-67-4" href = "#__codelineno-67-4" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-67-5" name = "__codelineno-67-5" href = "#__codelineno-67-5" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-67-6" name = "__codelineno-67-6" href = "#__codelineno-67-6" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-67-7" name = "__codelineno-67-7" href = "#__codelineno-67-7" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > extendRatio< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-67-8" name = "__codelineno-67-8" href = "#__codelineno-67-8" > < / a >
< a id = "__codelineno-67-9" name = "__codelineno-67-9" href = "#__codelineno-67-9" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "o" > :< / span >
< a id = "__codelineno-67-10" name = "__codelineno-67-10" href = "#__codelineno-67-10" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 构造方法 */< / span >
< a id = "__codelineno-67-11" name = "__codelineno-67-11" href = "#__codelineno-67-11" > < / a > < span class = "w" > < / span > < span class = "n" > MyList< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-12" name = "__codelineno-67-12" href = "#__codelineno-67-12" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > [< / span > < span class = "n" > numsCapacity< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-67-13" name = "__codelineno-67-13" href = "#__codelineno-67-13" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-14" name = "__codelineno-67-14" href = "#__codelineno-67-14" > < / a >
< a id = "__codelineno-67-15" name = "__codelineno-67-15" href = "#__codelineno-67-15" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 析构方法 */< / span >
< a id = "__codelineno-67-16" name = "__codelineno-67-16" href = "#__codelineno-67-16" > < / a > < span class = "w" > < / span > < span class = "o" > ~< / span > < span class = "n" > MyList< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-17" name = "__codelineno-67-17" href = "#__codelineno-67-17" > < / a > < span class = "w" > < / span > < span class = "k" > delete< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-18" name = "__codelineno-67-18" href = "#__codelineno-67-18" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-19" name = "__codelineno-67-19" href = "#__codelineno-67-19" > < / a >
< a id = "__codelineno-67-20" name = "__codelineno-67-20" href = "#__codelineno-67-20" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表长度（即当前元素数量）*/< / span >
< a id = "__codelineno-67-21" name = "__codelineno-67-21" href = "#__codelineno-67-21" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-22" name = "__codelineno-67-22" href = "#__codelineno-67-22" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-23" name = "__codelineno-67-23" href = "#__codelineno-67-23" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-24" name = "__codelineno-67-24" href = "#__codelineno-67-24" > < / a >
< a id = "__codelineno-67-25" name = "__codelineno-67-25" href = "#__codelineno-67-25" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-67-26" name = "__codelineno-67-26" href = "#__codelineno-67-26" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-27" name = "__codelineno-67-27" href = "#__codelineno-67-27" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-28" name = "__codelineno-67-28" href = "#__codelineno-67-28" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-29" name = "__codelineno-67-29" href = "#__codelineno-67-29" > < / a >
< a id = "__codelineno-67-30" name = "__codelineno-67-30" href = "#__codelineno-67-30" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-67-31" name = "__codelineno-67-31" href = "#__codelineno-67-31" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > get< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-32" name = "__codelineno-67-32" href = "#__codelineno-67-32" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-67-33" name = "__codelineno-67-33" href = "#__codelineno-67-33" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ())< / span >
< a id = "__codelineno-67-34" name = "__codelineno-67-34" href = "#__codelineno-67-34" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "n" > out_of_range< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-67-35" name = "__codelineno-67-35" href = "#__codelineno-67-35" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
2023-04-23 14:58:11 +08:00
< a id = "__codelineno-67-36" name = "__codelineno-67-36" href = "#__codelineno-67-36" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-37" name = "__codelineno-67-37" href = "#__codelineno-67-37" > < / a >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-67-38" name = "__codelineno-67-38" href = "#__codelineno-67-38" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-67-39" name = "__codelineno-67-39" href = "#__codelineno-67-39" > < / a > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "n" > set< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-40" name = "__codelineno-67-40" href = "#__codelineno-67-40" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ())< / span >
< a id = "__codelineno-67-41" name = "__codelineno-67-41" href = "#__codelineno-67-41" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "n" > out_of_range< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-67-42" name = "__codelineno-67-42" href = "#__codelineno-67-42" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-43" name = "__codelineno-67-43" href = "#__codelineno-67-43" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-44" name = "__codelineno-67-44" href = "#__codelineno-67-44" > < / a >
< a id = "__codelineno-67-45" name = "__codelineno-67-45" href = "#__codelineno-67-45" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-67-46" name = "__codelineno-67-46" href = "#__codelineno-67-46" > < / a > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-47" name = "__codelineno-67-47" href = "#__codelineno-67-47" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-67-48" name = "__codelineno-67-48" href = "#__codelineno-67-48" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ())< / span >
< a id = "__codelineno-67-49" name = "__codelineno-67-49" href = "#__codelineno-67-49" > < / a > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-67-50" name = "__codelineno-67-50" href = "#__codelineno-67-50" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > size< / span > < span class = "p" > ()]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-51" name = "__codelineno-67-51" href = "#__codelineno-67-51" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-67-52" name = "__codelineno-67-52" href = "#__codelineno-67-52" > < / a > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-53" name = "__codelineno-67-53" href = "#__codelineno-67-53" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-54" name = "__codelineno-67-54" href = "#__codelineno-67-54" > < / a >
< a id = "__codelineno-67-55" name = "__codelineno-67-55" href = "#__codelineno-67-55" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-67-56" name = "__codelineno-67-56" href = "#__codelineno-67-56" > < / a > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "n" > insert< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-57" name = "__codelineno-67-57" href = "#__codelineno-67-57" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ())< / span >
< a id = "__codelineno-67-58" name = "__codelineno-67-58" href = "#__codelineno-67-58" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "n" > out_of_range< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-67-59" name = "__codelineno-67-59" href = "#__codelineno-67-59" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-67-60" name = "__codelineno-67-60" href = "#__codelineno-67-60" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ())< / span >
< a id = "__codelineno-67-61" name = "__codelineno-67-61" href = "#__codelineno-67-61" > < / a > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-67-62" name = "__codelineno-67-62" href = "#__codelineno-67-62" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引 i 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-67-63" name = "__codelineno-67-63" href = "#__codelineno-67-63" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "o" > --< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-64" name = "__codelineno-67-64" href = "#__codelineno-67-64" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-67-65" name = "__codelineno-67-65" href = "#__codelineno-67-65" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-66" name = "__codelineno-67-66" href = "#__codelineno-67-66" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-67" name = "__codelineno-67-67" href = "#__codelineno-67-67" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-67-68" name = "__codelineno-67-68" href = "#__codelineno-67-68" > < / a > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-69" name = "__codelineno-67-69" href = "#__codelineno-67-69" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-70" name = "__codelineno-67-70" href = "#__codelineno-67-70" > < / a >
< a id = "__codelineno-67-71" name = "__codelineno-67-71" href = "#__codelineno-67-71" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-67-72" name = "__codelineno-67-72" href = "#__codelineno-67-72" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > remove< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-73" name = "__codelineno-67-73" href = "#__codelineno-67-73" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ())< / span >
< a id = "__codelineno-67-74" name = "__codelineno-67-74" href = "#__codelineno-67-74" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "n" > out_of_range< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-67-75" name = "__codelineno-67-75" href = "#__codelineno-67-75" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-67-76" name = "__codelineno-67-76" href = "#__codelineno-67-76" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引 i 之后的元素都向前移动一位< / span >
< a id = "__codelineno-67-77" name = "__codelineno-67-77" href = "#__codelineno-67-77" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-78" name = "__codelineno-67-78" href = "#__codelineno-67-78" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-67-79" name = "__codelineno-67-79" href = "#__codelineno-67-79" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-80" name = "__codelineno-67-80" href = "#__codelineno-67-80" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-67-81" name = "__codelineno-67-81" href = "#__codelineno-67-81" > < / a > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "o" > --< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-82" name = "__codelineno-67-82" href = "#__codelineno-67-82" > < / a > < span class = "w" > < / span > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-67-83" name = "__codelineno-67-83" href = "#__codelineno-67-83" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-84" name = "__codelineno-67-84" href = "#__codelineno-67-84" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-85" name = "__codelineno-67-85" href = "#__codelineno-67-85" > < / a >
< a id = "__codelineno-67-86" name = "__codelineno-67-86" href = "#__codelineno-67-86" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-67-87" name = "__codelineno-67-87" href = "#__codelineno-67-87" > < / a > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
2023-06-03 22:18:57 +08:00
< a id = "__codelineno-67-88" name = "__codelineno-67-88" href = "#__codelineno-67-88" > < / a > < span class = "w" > < / span > < span class = "c1" > // 新建一个长度为原数组 extendRatio 倍的新数组< / span >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-67-89" name = "__codelineno-67-89" href = "#__codelineno-67-89" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > newCapacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "n" > extendRatio< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-90" name = "__codelineno-67-90" href = "#__codelineno-67-90" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > tmp< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-91" name = "__codelineno-67-91" href = "#__codelineno-67-91" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > [< / span > < span class = "n" > newCapacity< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-67-92" name = "__codelineno-67-92" href = "#__codelineno-67-92" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将原数组中的所有元素复制到新数组< / span >
< a id = "__codelineno-67-93" name = "__codelineno-67-93" href = "#__codelineno-67-93" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ();< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-94" name = "__codelineno-67-94" href = "#__codelineno-67-94" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > tmp< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-67-95" name = "__codelineno-67-95" href = "#__codelineno-67-95" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-96" name = "__codelineno-67-96" href = "#__codelineno-67-96" > < / a > < span class = "w" > < / span > < span class = "c1" > // 释放内存< / span >
< a id = "__codelineno-67-97" name = "__codelineno-67-97" href = "#__codelineno-67-97" > < / a > < span class = "w" > < / span > < span class = "k" > delete< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "n" > tmp< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-98" name = "__codelineno-67-98" href = "#__codelineno-67-98" > < / a > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > newCapacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-99" name = "__codelineno-67-99" href = "#__codelineno-67-99" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-100" name = "__codelineno-67-100" href = "#__codelineno-67-100" > < / a >
< a id = "__codelineno-67-101" name = "__codelineno-67-101" href = "#__codelineno-67-101" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 将列表转换为 Vector 用于打印 */< / span >
< a id = "__codelineno-67-102" name = "__codelineno-67-102" href = "#__codelineno-67-102" > < / a > < span class = "w" > < / span > < span class = "n" > vector< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > toVector< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-103" name = "__codelineno-67-103" href = "#__codelineno-67-103" > < / a > < span class = "w" > < / span > < span class = "c1" > // 仅转换有效长度范围内的列表元素< / span >
< a id = "__codelineno-67-104" name = "__codelineno-67-104" href = "#__codelineno-67-104" > < / a > < span class = "w" > < / span > < span class = "n" > vector< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > vec< / span > < span class = "p" > (< / span > < span class = "n" > size< / span > < span class = "p" > ());< / span >
< a id = "__codelineno-67-105" name = "__codelineno-67-105" href = "#__codelineno-67-105" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ();< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-67-106" name = "__codelineno-67-106" href = "#__codelineno-67-106" > < / a > < span class = "w" > < / span > < span class = "n" > vec< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-67-107" name = "__codelineno-67-107" href = "#__codelineno-67-107" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-108" name = "__codelineno-67-108" href = "#__codelineno-67-108" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > vec< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-67-109" name = "__codelineno-67-109" href = "#__codelineno-67-109" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-67-110" name = "__codelineno-67-110" href = "#__codelineno-67-110" > < / a > < span class = "p" > };< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.py< / span > < pre > < span > < / span > < code > < a id = "__codelineno-68-1" name = "__codelineno-68-1" href = "#__codelineno-68-1" > < / a > < span class = "k" > class< / span > < span class = "nc" > MyList< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-2" name = "__codelineno-68-2" href = "#__codelineno-68-2" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 列表类简易实现" " " < / span >
< a id = "__codelineno-68-3" name = "__codelineno-68-3" href = "#__codelineno-68-3" > < / a >
< a id = "__codelineno-68-4" name = "__codelineno-68-4" href = "#__codelineno-68-4" > < / a > < span class = "k" > def< / span > < span class = "fm" > __init__< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ):< / span >
< a id = "__codelineno-68-5" name = "__codelineno-68-5" href = "#__codelineno-68-5" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 构造方法" " " < / span >
< a id = "__codelineno-68-6" name = "__codelineno-68-6" href = "#__codelineno-68-6" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __capacity< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "o" > =< / span > < span class = "mi" > 10< / span > < span class = "c1" > # 列表容量< / span >
< a id = "__codelineno-68-7" name = "__codelineno-68-7" href = "#__codelineno-68-7" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > :< / span > < span class = "nb" > list< / span > < span class = "p" > [< / span > < span class = "nb" > int< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "mi" > 0< / span > < span class = "p" > ]< / span > < span class = "o" > *< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __capacity< / span > < span class = "c1" > # 数组（存储列表元素）< / span >
< a id = "__codelineno-68-8" name = "__codelineno-68-8" href = "#__codelineno-68-8" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "o" > =< / span > < span class = "mi" > 0< / span > < span class = "c1" > # 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-68-9" name = "__codelineno-68-9" href = "#__codelineno-68-9" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __extend_ratio< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "o" > =< / span > < span class = "mi" > 2< / span > < span class = "c1" > # 每次列表扩容的倍数< / span >
< a id = "__codelineno-68-10" name = "__codelineno-68-10" href = "#__codelineno-68-10" > < / a >
< a id = "__codelineno-68-11" name = "__codelineno-68-11" href = "#__codelineno-68-11" > < / a > < span class = "k" > def< / span > < span class = "nf" > size< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "nb" > int< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-12" name = "__codelineno-68-12" href = "#__codelineno-68-12" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 获取列表长度（即当前元素数量）" " " < / span >
< a id = "__codelineno-68-13" name = "__codelineno-68-13" href = "#__codelineno-68-13" > < / a > < span class = "k" > return< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span >
< a id = "__codelineno-68-14" name = "__codelineno-68-14" href = "#__codelineno-68-14" > < / a >
< a id = "__codelineno-68-15" name = "__codelineno-68-15" href = "#__codelineno-68-15" > < / a > < span class = "k" > def< / span > < span class = "nf" > capacity< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "nb" > int< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-16" name = "__codelineno-68-16" href = "#__codelineno-68-16" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 获取列表容量" " " < / span >
< a id = "__codelineno-68-17" name = "__codelineno-68-17" href = "#__codelineno-68-17" > < / a > < span class = "k" > return< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __capacity< / span >
< a id = "__codelineno-68-18" name = "__codelineno-68-18" href = "#__codelineno-68-18" > < / a >
< a id = "__codelineno-68-19" name = "__codelineno-68-19" href = "#__codelineno-68-19" > < / a > < span class = "k" > def< / span > < span class = "nf" > get< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "nb" > int< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-20" name = "__codelineno-68-20" href = "#__codelineno-68-20" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 访问元素" " " < / span >
< a id = "__codelineno-68-21" name = "__codelineno-68-21" href = "#__codelineno-68-21" > < / a > < span class = "c1" > # 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-68-22" name = "__codelineno-68-22" href = "#__codelineno-68-22" > < / a > < span class = "k" > if< / span > < span class = "n" > index< / span > < span class = "o" > < < / span > < span class = "mi" > 0< / span > < span class = "ow" > or< / span > < span class = "n" > index< / span > < span class = "o" > > =< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-23" name = "__codelineno-68-23" href = "#__codelineno-68-23" > < / a > < span class = "k" > raise< / span > < span class = "ne" > IndexError< / span > < span class = "p" > (< / span > < span class = "s2" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-68-24" name = "__codelineno-68-24" href = "#__codelineno-68-24" > < / a > < span class = "k" > return< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-68-25" name = "__codelineno-68-25" href = "#__codelineno-68-25" > < / a >
< a id = "__codelineno-68-26" name = "__codelineno-68-26" href = "#__codelineno-68-26" > < / a > < span class = "k" > def< / span > < span class = "nf" > set< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > num< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "p" > ,< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "kc" > None< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-27" name = "__codelineno-68-27" href = "#__codelineno-68-27" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 更新元素" " " < / span >
< a id = "__codelineno-68-28" name = "__codelineno-68-28" href = "#__codelineno-68-28" > < / a > < span class = "k" > if< / span > < span class = "n" > index< / span > < span class = "o" > < < / span > < span class = "mi" > 0< / span > < span class = "ow" > or< / span > < span class = "n" > index< / span > < span class = "o" > > =< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-29" name = "__codelineno-68-29" href = "#__codelineno-68-29" > < / a > < span class = "k" > raise< / span > < span class = "ne" > IndexError< / span > < span class = "p" > (< / span > < span class = "s2" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-68-30" name = "__codelineno-68-30" href = "#__codelineno-68-30" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "n" > num< / span >
2023-02-08 14:54:41 +08:00
< a id = "__codelineno-68-31" name = "__codelineno-68-31" href = "#__codelineno-68-31" > < / a >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-68-32" name = "__codelineno-68-32" href = "#__codelineno-68-32" > < / a > < span class = "k" > def< / span > < span class = "nf" > add< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > num< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "kc" > None< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-33" name = "__codelineno-68-33" href = "#__codelineno-68-33" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 尾部添加元素" " " < / span >
< a id = "__codelineno-68-34" name = "__codelineno-68-34" href = "#__codelineno-68-34" > < / a > < span class = "c1" > # 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-68-35" name = "__codelineno-68-35" href = "#__codelineno-68-35" > < / a > < span class = "k" > if< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "o" > ==< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > capacity< / span > < span class = "p" > ():< / span >
< a id = "__codelineno-68-36" name = "__codelineno-68-36" href = "#__codelineno-68-36" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > extend_capacity< / span > < span class = "p" > ()< / span >
< a id = "__codelineno-68-37" name = "__codelineno-68-37" href = "#__codelineno-68-37" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "n" > num< / span >
< a id = "__codelineno-68-38" name = "__codelineno-68-38" href = "#__codelineno-68-38" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "o" > +=< / span > < span class = "mi" > 1< / span >
2023-02-08 14:54:41 +08:00
< a id = "__codelineno-68-39" name = "__codelineno-68-39" href = "#__codelineno-68-39" > < / a >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-68-40" name = "__codelineno-68-40" href = "#__codelineno-68-40" > < / a > < span class = "k" > def< / span > < span class = "nf" > insert< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > num< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "p" > ,< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "kc" > None< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-41" name = "__codelineno-68-41" href = "#__codelineno-68-41" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 中间插入元素" " " < / span >
< a id = "__codelineno-68-42" name = "__codelineno-68-42" href = "#__codelineno-68-42" > < / a > < span class = "k" > if< / span > < span class = "n" > index< / span > < span class = "o" > < < / span > < span class = "mi" > 0< / span > < span class = "ow" > or< / span > < span class = "n" > index< / span > < span class = "o" > > =< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-43" name = "__codelineno-68-43" href = "#__codelineno-68-43" > < / a > < span class = "k" > raise< / span > < span class = "ne" > IndexError< / span > < span class = "p" > (< / span > < span class = "s2" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-68-44" name = "__codelineno-68-44" href = "#__codelineno-68-44" > < / a > < span class = "c1" > # 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-68-45" name = "__codelineno-68-45" href = "#__codelineno-68-45" > < / a > < span class = "k" > if< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "o" > ==< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > capacity< / span > < span class = "p" > ():< / span >
< a id = "__codelineno-68-46" name = "__codelineno-68-46" href = "#__codelineno-68-46" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > extend_capacity< / span > < span class = "p" > ()< / span >
< a id = "__codelineno-68-47" name = "__codelineno-68-47" href = "#__codelineno-68-47" > < / a > < span class = "c1" > # 索引 i 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-68-48" name = "__codelineno-68-48" href = "#__codelineno-68-48" > < / a > < span class = "k" > for< / span > < span class = "n" > j< / span > < span class = "ow" > in< / span > < span class = "nb" > range< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "n" > index< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > ):< / span >
< a id = "__codelineno-68-49" name = "__codelineno-68-49" href = "#__codelineno-68-49" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "o" > +< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-68-50" name = "__codelineno-68-50" href = "#__codelineno-68-50" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "n" > num< / span >
< a id = "__codelineno-68-51" name = "__codelineno-68-51" href = "#__codelineno-68-51" > < / a > < span class = "c1" > # 更新元素数量< / span >
< a id = "__codelineno-68-52" name = "__codelineno-68-52" href = "#__codelineno-68-52" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "o" > +=< / span > < span class = "mi" > 1< / span >
< a id = "__codelineno-68-53" name = "__codelineno-68-53" href = "#__codelineno-68-53" > < / a >
< a id = "__codelineno-68-54" name = "__codelineno-68-54" href = "#__codelineno-68-54" > < / a > < span class = "k" > def< / span > < span class = "nf" > remove< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > ,< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "nb" > int< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "nb" > int< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-55" name = "__codelineno-68-55" href = "#__codelineno-68-55" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 删除元素" " " < / span >
< a id = "__codelineno-68-56" name = "__codelineno-68-56" href = "#__codelineno-68-56" > < / a > < span class = "k" > if< / span > < span class = "n" > index< / span > < span class = "o" > < < / span > < span class = "mi" > 0< / span > < span class = "ow" > or< / span > < span class = "n" > index< / span > < span class = "o" > > =< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-57" name = "__codelineno-68-57" href = "#__codelineno-68-57" > < / a > < span class = "k" > raise< / span > < span class = "ne" > IndexError< / span > < span class = "p" > (< / span > < span class = "s2" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-68-58" name = "__codelineno-68-58" href = "#__codelineno-68-58" > < / a > < span class = "n" > num< / span > < span class = "o" > =< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-68-59" name = "__codelineno-68-59" href = "#__codelineno-68-59" > < / a > < span class = "c1" > # 索引 i 之后的元素都向前移动一位< / span >
< a id = "__codelineno-68-60" name = "__codelineno-68-60" href = "#__codelineno-68-60" > < / a > < span class = "k" > for< / span > < span class = "n" > j< / span > < span class = "ow" > in< / span > < span class = "nb" > range< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > ):< / span >
< a id = "__codelineno-68-61" name = "__codelineno-68-61" href = "#__codelineno-68-61" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ]< / span > < span class = "o" > =< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "o" > +< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-68-62" name = "__codelineno-68-62" href = "#__codelineno-68-62" > < / a > < span class = "c1" > # 更新元素数量< / span >
< a id = "__codelineno-68-63" name = "__codelineno-68-63" href = "#__codelineno-68-63" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "o" > -=< / span > < span class = "mi" > 1< / span >
< a id = "__codelineno-68-64" name = "__codelineno-68-64" href = "#__codelineno-68-64" > < / a > < span class = "c1" > # 返回被删除元素< / span >
< a id = "__codelineno-68-65" name = "__codelineno-68-65" href = "#__codelineno-68-65" > < / a > < span class = "k" > return< / span > < span class = "n" > num< / span >
< a id = "__codelineno-68-66" name = "__codelineno-68-66" href = "#__codelineno-68-66" > < / a >
< a id = "__codelineno-68-67" name = "__codelineno-68-67" href = "#__codelineno-68-67" > < / a > < span class = "k" > def< / span > < span class = "nf" > extend_capacity< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "kc" > None< / span > < span class = "p" > :< / span >
< a id = "__codelineno-68-68" name = "__codelineno-68-68" href = "#__codelineno-68-68" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 列表扩容" " " < / span >
2023-06-03 22:18:57 +08:00
< a id = "__codelineno-68-69" name = "__codelineno-68-69" href = "#__codelineno-68-69" > < / a > < span class = "c1" > # 新建一个长度为原数组 __extend_ratio 倍的新数组，并将原数组拷贝到新数组< / span >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-68-70" name = "__codelineno-68-70" href = "#__codelineno-68-70" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "o" > =< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "o" > +< / span > < span class = "p" > [< / span > < span class = "mi" > 0< / span > < span class = "p" > ]< / span > < span class = "o" > *< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > capacity< / span > < span class = "p" > ()< / span > < span class = "o" > *< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __extend_ratio< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span >
< a id = "__codelineno-68-71" name = "__codelineno-68-71" href = "#__codelineno-68-71" > < / a > < span class = "c1" > # 更新列表容量< / span >
< a id = "__codelineno-68-72" name = "__codelineno-68-72" href = "#__codelineno-68-72" > < / a > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __capacity< / span > < span class = "o" > =< / span > < span class = "nb" > len< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > )< / span >
< a id = "__codelineno-68-73" name = "__codelineno-68-73" href = "#__codelineno-68-73" > < / a >
< a id = "__codelineno-68-74" name = "__codelineno-68-74" href = "#__codelineno-68-74" > < / a > < span class = "k" > def< / span > < span class = "nf" > to_array< / span > < span class = "p" > (< / span > < span class = "bp" > self< / span > < span class = "p" > )< / span > < span class = "o" > -> < / span > < span class = "nb" > list< / span > < span class = "p" > [< / span > < span class = "nb" > int< / span > < span class = "p" > ]:< / span >
< a id = "__codelineno-68-75" name = "__codelineno-68-75" href = "#__codelineno-68-75" > < / a > < span class = "w" > < / span > < span class = "sd" > " " " 返回有效长度的列表" " " < / span >
< a id = "__codelineno-68-76" name = "__codelineno-68-76" href = "#__codelineno-68-76" > < / a > < span class = "k" > return< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __nums< / span > < span class = "p" > [:< / span > < span class = "bp" > self< / span > < span class = "o" > .< / span > < span class = "n" > __size< / span > < span class = "p" > ]< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.go< / span > < pre > < span > < / span > < code > < a id = "__codelineno-69-1" name = "__codelineno-69-1" href = "#__codelineno-69-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
< a id = "__codelineno-69-2" name = "__codelineno-69-2" href = "#__codelineno-69-2" > < / a > < span class = "kd" > type< / span > < span class = "w" > < / span > < span class = "nx" > myList< / span > < span class = "w" > < / span > < span class = "kd" > struct< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-3" name = "__codelineno-69-3" href = "#__codelineno-69-3" > < / a > < span class = "w" > < / span > < span class = "nx" > numsCapacity< / span > < span class = "w" > < / span > < span class = "kt" > int< / span >
< a id = "__codelineno-69-4" name = "__codelineno-69-4" href = "#__codelineno-69-4" > < / a > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "p" > []< / span > < span class = "kt" > int< / span >
< a id = "__codelineno-69-5" name = "__codelineno-69-5" href = "#__codelineno-69-5" > < / a > < span class = "w" > < / span > < span class = "nx" > numsSize< / span > < span class = "w" > < / span > < span class = "kt" > int< / span >
< a id = "__codelineno-69-6" name = "__codelineno-69-6" href = "#__codelineno-69-6" > < / a > < span class = "w" > < / span > < span class = "nx" > extendRatio< / span > < span class = "w" > < / span > < span class = "kt" > int< / span >
< a id = "__codelineno-69-7" name = "__codelineno-69-7" href = "#__codelineno-69-7" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-69-8" name = "__codelineno-69-8" href = "#__codelineno-69-8" > < / a >
< a id = "__codelineno-69-9" name = "__codelineno-69-9" href = "#__codelineno-69-9" > < / a > < span class = "cm" > /* 构造方法 */< / span >
< a id = "__codelineno-69-10" name = "__codelineno-69-10" href = "#__codelineno-69-10" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "nx" > newMyList< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-11" name = "__codelineno-69-11" href = "#__codelineno-69-11" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "o" > & < / span > < span class = "nx" > myList< / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-12" name = "__codelineno-69-12" href = "#__codelineno-69-12" > < / a > < span class = "w" > < / span > < span class = "nx" > numsCapacity< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-69-13" name = "__codelineno-69-13" href = "#__codelineno-69-13" > < / a > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "nb" > make< / span > < span class = "p" > ([]< / span > < span class = "kt" > int< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ),< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-69-14" name = "__codelineno-69-14" href = "#__codelineno-69-14" > < / a > < span class = "w" > < / span > < span class = "nx" > numsSize< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-69-15" name = "__codelineno-69-15" href = "#__codelineno-69-15" > < / a > < span class = "w" > < / span > < span class = "nx" > extendRatio< / span > < span class = "p" > :< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-69-16" name = "__codelineno-69-16" href = "#__codelineno-69-16" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-17" name = "__codelineno-69-17" href = "#__codelineno-69-17" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-69-18" name = "__codelineno-69-18" href = "#__codelineno-69-18" > < / a >
< a id = "__codelineno-69-19" name = "__codelineno-69-19" href = "#__codelineno-69-19" > < / a > < span class = "cm" > /* 获取列表长度（即当前元素数量） */< / span >
< a id = "__codelineno-69-20" name = "__codelineno-69-20" href = "#__codelineno-69-20" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-21" name = "__codelineno-69-21" href = "#__codelineno-69-21" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span >
< a id = "__codelineno-69-22" name = "__codelineno-69-22" href = "#__codelineno-69-22" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-69-23" name = "__codelineno-69-23" href = "#__codelineno-69-23" > < / a >
< a id = "__codelineno-69-24" name = "__codelineno-69-24" href = "#__codelineno-69-24" > < / a > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-69-25" name = "__codelineno-69-25" href = "#__codelineno-69-25" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-26" name = "__codelineno-69-26" href = "#__codelineno-69-26" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsCapacity< / span >
< a id = "__codelineno-69-27" name = "__codelineno-69-27" href = "#__codelineno-69-27" > < / a > < span class = "p" > }< / span >
2023-02-08 14:54:41 +08:00
< a id = "__codelineno-69-28" name = "__codelineno-69-28" href = "#__codelineno-69-28" > < / a >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-69-29" name = "__codelineno-69-29" href = "#__codelineno-69-29" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-69-30" name = "__codelineno-69-30" href = "#__codelineno-69-30" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > get< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-31" name = "__codelineno-69-31" href = "#__codelineno-69-31" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-69-32" name = "__codelineno-69-32" href = "#__codelineno-69-32" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "p" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-33" name = "__codelineno-69-33" href = "#__codelineno-69-33" > < / a > < span class = "w" > < / span > < span class = "nb" > panic< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-69-34" name = "__codelineno-69-34" href = "#__codelineno-69-34" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-35" name = "__codelineno-69-35" href = "#__codelineno-69-35" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-69-36" name = "__codelineno-69-36" href = "#__codelineno-69-36" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-69-37" name = "__codelineno-69-37" href = "#__codelineno-69-37" > < / a >
< a id = "__codelineno-69-38" name = "__codelineno-69-38" href = "#__codelineno-69-38" > < / a > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-69-39" name = "__codelineno-69-39" href = "#__codelineno-69-39" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > set< / span > < span class = "p" > (< / span > < span class = "nx" > num< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-40" name = "__codelineno-69-40" href = "#__codelineno-69-40" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "p" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-41" name = "__codelineno-69-41" href = "#__codelineno-69-41" > < / a > < span class = "w" > < / span > < span class = "nb" > panic< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-69-42" name = "__codelineno-69-42" href = "#__codelineno-69-42" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-43" name = "__codelineno-69-43" href = "#__codelineno-69-43" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span >
< a id = "__codelineno-69-44" name = "__codelineno-69-44" href = "#__codelineno-69-44" > < / a > < span class = "p" > }< / span >
2023-02-08 14:54:41 +08:00
< a id = "__codelineno-69-45" name = "__codelineno-69-45" href = "#__codelineno-69-45" > < / a >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-69-46" name = "__codelineno-69-46" href = "#__codelineno-69-46" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-69-47" name = "__codelineno-69-47" href = "#__codelineno-69-47" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > add< / span > < span class = "p" > (< / span > < span class = "nx" > num< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-48" name = "__codelineno-69-48" href = "#__codelineno-69-48" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-69-49" name = "__codelineno-69-49" href = "#__codelineno-69-49" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsCapacity< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-50" name = "__codelineno-69-50" href = "#__codelineno-69-50" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ()< / span >
< a id = "__codelineno-69-51" name = "__codelineno-69-51" href = "#__codelineno-69-51" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-52" name = "__codelineno-69-52" href = "#__codelineno-69-52" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span >
< a id = "__codelineno-69-53" name = "__codelineno-69-53" href = "#__codelineno-69-53" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-69-54" name = "__codelineno-69-54" href = "#__codelineno-69-54" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "o" > ++< / span >
< a id = "__codelineno-69-55" name = "__codelineno-69-55" href = "#__codelineno-69-55" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-69-56" name = "__codelineno-69-56" href = "#__codelineno-69-56" > < / a >
< a id = "__codelineno-69-57" name = "__codelineno-69-57" href = "#__codelineno-69-57" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-69-58" name = "__codelineno-69-58" href = "#__codelineno-69-58" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > insert< / span > < span class = "p" > (< / span > < span class = "nx" > num< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-59" name = "__codelineno-69-59" href = "#__codelineno-69-59" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "p" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-60" name = "__codelineno-69-60" href = "#__codelineno-69-60" > < / a > < span class = "w" > < / span > < span class = "nb" > panic< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-69-61" name = "__codelineno-69-61" href = "#__codelineno-69-61" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-62" name = "__codelineno-69-62" href = "#__codelineno-69-62" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-69-63" name = "__codelineno-69-63" href = "#__codelineno-69-63" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsCapacity< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-64" name = "__codelineno-69-64" href = "#__codelineno-69-64" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ()< / span >
< a id = "__codelineno-69-65" name = "__codelineno-69-65" href = "#__codelineno-69-65" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-66" name = "__codelineno-69-66" href = "#__codelineno-69-66" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引 i 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-69-67" name = "__codelineno-69-67" href = "#__codelineno-69-67" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "o" > --< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-68" name = "__codelineno-69-68" href = "#__codelineno-69-68" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "o" > +< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-69-69" name = "__codelineno-69-69" href = "#__codelineno-69-69" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-70" name = "__codelineno-69-70" href = "#__codelineno-69-70" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span >
< a id = "__codelineno-69-71" name = "__codelineno-69-71" href = "#__codelineno-69-71" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-69-72" name = "__codelineno-69-72" href = "#__codelineno-69-72" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "o" > ++< / span >
< a id = "__codelineno-69-73" name = "__codelineno-69-73" href = "#__codelineno-69-73" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-69-74" name = "__codelineno-69-74" href = "#__codelineno-69-74" > < / a >
< a id = "__codelineno-69-75" name = "__codelineno-69-75" href = "#__codelineno-69-75" > < / a > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-69-76" name = "__codelineno-69-76" href = "#__codelineno-69-76" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > remove< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-77" name = "__codelineno-69-77" href = "#__codelineno-69-77" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "p" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-78" name = "__codelineno-69-78" href = "#__codelineno-69-78" > < / a > < span class = "w" > < / span > < span class = "nb" > panic< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-69-79" name = "__codelineno-69-79" href = "#__codelineno-69-79" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-80" name = "__codelineno-69-80" href = "#__codelineno-69-80" > < / a > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-69-81" name = "__codelineno-69-81" href = "#__codelineno-69-81" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引 i 之后的元素都向前移动一位< / span >
< a id = "__codelineno-69-82" name = "__codelineno-69-82" href = "#__codelineno-69-82" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > :=< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "p" > < < / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "o" > ++< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-83" name = "__codelineno-69-83" href = "#__codelineno-69-83" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "o" > +< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-69-84" name = "__codelineno-69-84" href = "#__codelineno-69-84" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-69-85" name = "__codelineno-69-85" href = "#__codelineno-69-85" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-69-86" name = "__codelineno-69-86" href = "#__codelineno-69-86" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "o" > --< / span >
< a id = "__codelineno-69-87" name = "__codelineno-69-87" href = "#__codelineno-69-87" > < / a > < span class = "w" > < / span > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-69-88" name = "__codelineno-69-88" href = "#__codelineno-69-88" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > num< / span >
< a id = "__codelineno-69-89" name = "__codelineno-69-89" href = "#__codelineno-69-89" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-69-90" name = "__codelineno-69-90" href = "#__codelineno-69-90" > < / a >
< a id = "__codelineno-69-91" name = "__codelineno-69-91" href = "#__codelineno-69-91" > < / a > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-69-92" name = "__codelineno-69-92" href = "#__codelineno-69-92" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
2023-06-03 22:18:57 +08:00
< a id = "__codelineno-69-93" name = "__codelineno-69-93" href = "#__codelineno-69-93" > < / a > < span class = "w" > < / span > < span class = "c1" > // 新建一个长度为原数组 extendRatio 倍的新数组，并将原数组拷贝到新数组< / span >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-69-94" name = "__codelineno-69-94" href = "#__codelineno-69-94" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > append< / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nb" > make< / span > < span class = "p" > ([]< / span > < span class = "kt" > int< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsCapacity< / span > < span class = "o" > *< / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > extendRatio< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > ))< / span > < span class = "o" > ...< / span > < span class = "p" > )< / span >
< a id = "__codelineno-69-95" name = "__codelineno-69-95" href = "#__codelineno-69-95" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新列表容量< / span >
< a id = "__codelineno-69-96" name = "__codelineno-69-96" href = "#__codelineno-69-96" > < / a > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsCapacity< / span > < span class = "w" > < / span > < span class = "p" > =< / span > < span class = "w" > < / span > < span class = "nb" > len< / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > )< / span >
< a id = "__codelineno-69-97" name = "__codelineno-69-97" href = "#__codelineno-69-97" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-69-98" name = "__codelineno-69-98" href = "#__codelineno-69-98" > < / a >
< a id = "__codelineno-69-99" name = "__codelineno-69-99" href = "#__codelineno-69-99" > < / a > < span class = "cm" > /* 返回有效长度的列表 */< / span >
< a id = "__codelineno-69-100" name = "__codelineno-69-100" href = "#__codelineno-69-100" > < / a > < span class = "kd" > func< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > l< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nx" > myList< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "nx" > toArray< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > []< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-69-101" name = "__codelineno-69-101" href = "#__codelineno-69-101" > < / a > < span class = "w" > < / span > < span class = "c1" > // 仅转换有效长度范围内的列表元素< / span >
< a id = "__codelineno-69-102" name = "__codelineno-69-102" href = "#__codelineno-69-102" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [:< / span > < span class = "nx" > l< / span > < span class = "p" > .< / span > < span class = "nx" > numsSize< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-69-103" name = "__codelineno-69-103" href = "#__codelineno-69-103" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.js< / span > < pre > < span > < / span > < code > < a id = "__codelineno-70-1" name = "__codelineno-70-1" href = "#__codelineno-70-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
< a id = "__codelineno-70-2" name = "__codelineno-70-2" href = "#__codelineno-70-2" > < / a > < span class = "kd" > class< / span > < span class = "w" > < / span > < span class = "nx" > MyList< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-3" name = "__codelineno-70-3" href = "#__codelineno-70-3" > < / a > < span class = "w" > < / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "nb" > Array< / span > < span class = "p" > ();< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-70-4" name = "__codelineno-70-4" href = "#__codelineno-70-4" > < / a > < span class = "w" > < / span > < span class = "err" > #< / span > < span class = "nx" > capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 10< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-70-5" name = "__codelineno-70-5" href = "#__codelineno-70-5" > < / a > < span class = "w" > < / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-70-6" name = "__codelineno-70-6" href = "#__codelineno-70-6" > < / a > < span class = "w" > < / span > < span class = "err" > #< / span > < span class = "nx" > extendRatio< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 2< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-70-7" name = "__codelineno-70-7" href = "#__codelineno-70-7" > < / a >
< a id = "__codelineno-70-8" name = "__codelineno-70-8" href = "#__codelineno-70-8" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 构造方法 */< / span >
< a id = "__codelineno-70-9" name = "__codelineno-70-9" href = "#__codelineno-70-9" > < / a > < span class = "w" > < / span > < span class = "kr" > constructor< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-10" name = "__codelineno-70-10" href = "#__codelineno-70-10" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > capacity< / span > < span class = "p" > );< / span >
< a id = "__codelineno-70-11" name = "__codelineno-70-11" href = "#__codelineno-70-11" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-12" name = "__codelineno-70-12" href = "#__codelineno-70-12" > < / a >
< a id = "__codelineno-70-13" name = "__codelineno-70-13" href = "#__codelineno-70-13" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表长度（即当前元素数量）*/< / span >
< a id = "__codelineno-70-14" name = "__codelineno-70-14" href = "#__codelineno-70-14" > < / a > < span class = "w" > < / span > < span class = "nx" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-15" name = "__codelineno-70-15" href = "#__codelineno-70-15" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-16" name = "__codelineno-70-16" href = "#__codelineno-70-16" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-17" name = "__codelineno-70-17" href = "#__codelineno-70-17" > < / a >
< a id = "__codelineno-70-18" name = "__codelineno-70-18" href = "#__codelineno-70-18" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-70-19" name = "__codelineno-70-19" href = "#__codelineno-70-19" > < / a > < span class = "w" > < / span > < span class = "nx" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-20" name = "__codelineno-70-20" href = "#__codelineno-70-20" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > capacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-21" name = "__codelineno-70-21" href = "#__codelineno-70-21" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-22" name = "__codelineno-70-22" href = "#__codelineno-70-22" > < / a >
< a id = "__codelineno-70-23" name = "__codelineno-70-23" href = "#__codelineno-70-23" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-70-24" name = "__codelineno-70-24" href = "#__codelineno-70-24" > < / a > < span class = "w" > < / span > < span class = "nx" > get< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-25" name = "__codelineno-70-25" href = "#__codelineno-70-25" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-70-26" name = "__codelineno-70-26" href = "#__codelineno-70-26" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "ne" > Error< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-70-27" name = "__codelineno-70-27" href = "#__codelineno-70-27" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-70-28" name = "__codelineno-70-28" href = "#__codelineno-70-28" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-29" name = "__codelineno-70-29" href = "#__codelineno-70-29" > < / a >
< a id = "__codelineno-70-30" name = "__codelineno-70-30" href = "#__codelineno-70-30" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-70-31" name = "__codelineno-70-31" href = "#__codelineno-70-31" > < / a > < span class = "w" > < / span > < span class = "nx" > set< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-32" name = "__codelineno-70-32" href = "#__codelineno-70-32" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "ne" > Error< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-70-33" name = "__codelineno-70-33" href = "#__codelineno-70-33" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-34" name = "__codelineno-70-34" href = "#__codelineno-70-34" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-35" name = "__codelineno-70-35" href = "#__codelineno-70-35" > < / a >
< a id = "__codelineno-70-36" name = "__codelineno-70-36" href = "#__codelineno-70-36" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-70-37" name = "__codelineno-70-37" href = "#__codelineno-70-37" > < / a > < span class = "w" > < / span > < span class = "nx" > add< / span > < span class = "p" > (< / span > < span class = "nx" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-38" name = "__codelineno-70-38" href = "#__codelineno-70-38" > < / a > < span class = "w" > < / span > < span class = "c1" > // 如果长度等于容量，则需要扩容< / span >
< a id = "__codelineno-70-39" name = "__codelineno-70-39" href = "#__codelineno-70-39" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "w" > < / span > < span class = "o" > ===< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > capacity< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-40" name = "__codelineno-70-40" href = "#__codelineno-70-40" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-70-41" name = "__codelineno-70-41" href = "#__codelineno-70-41" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-42" name = "__codelineno-70-42" href = "#__codelineno-70-42" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将新元素添加到列表尾部< / span >
< a id = "__codelineno-70-43" name = "__codelineno-70-43" href = "#__codelineno-70-43" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-44" name = "__codelineno-70-44" href = "#__codelineno-70-44" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-45" name = "__codelineno-70-45" href = "#__codelineno-70-45" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-46" name = "__codelineno-70-46" href = "#__codelineno-70-46" > < / a >
< a id = "__codelineno-70-47" name = "__codelineno-70-47" href = "#__codelineno-70-47" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-70-48" name = "__codelineno-70-48" href = "#__codelineno-70-48" > < / a > < span class = "w" > < / span > < span class = "nx" > insert< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-49" name = "__codelineno-70-49" href = "#__codelineno-70-49" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "ne" > Error< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-70-50" name = "__codelineno-70-50" href = "#__codelineno-70-50" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-70-51" name = "__codelineno-70-51" href = "#__codelineno-70-51" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "w" > < / span > < span class = "o" > ===< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > capacity< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-52" name = "__codelineno-70-52" href = "#__codelineno-70-52" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-70-53" name = "__codelineno-70-53" href = "#__codelineno-70-53" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-54" name = "__codelineno-70-54" href = "#__codelineno-70-54" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-70-55" name = "__codelineno-70-55" href = "#__codelineno-70-55" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "o" > --< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-56" name = "__codelineno-70-56" href = "#__codelineno-70-56" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-70-57" name = "__codelineno-70-57" href = "#__codelineno-70-57" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-58" name = "__codelineno-70-58" href = "#__codelineno-70-58" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-70-59" name = "__codelineno-70-59" href = "#__codelineno-70-59" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-60" name = "__codelineno-70-60" href = "#__codelineno-70-60" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-61" name = "__codelineno-70-61" href = "#__codelineno-70-61" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-62" name = "__codelineno-70-62" href = "#__codelineno-70-62" > < / a >
< a id = "__codelineno-70-63" name = "__codelineno-70-63" href = "#__codelineno-70-63" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-70-64" name = "__codelineno-70-64" href = "#__codelineno-70-64" > < / a > < span class = "w" > < / span > < span class = "nx" > remove< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-65" name = "__codelineno-70-65" href = "#__codelineno-70-65" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "ne" > Error< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-70-66" name = "__codelineno-70-66" href = "#__codelineno-70-66" > < / a > < span class = "w" > < / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-70-67" name = "__codelineno-70-67" href = "#__codelineno-70-67" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 之后的元素都向前移动一位< / span >
< a id = "__codelineno-70-68" name = "__codelineno-70-68" href = "#__codelineno-70-68" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-69" name = "__codelineno-70-69" href = "#__codelineno-70-69" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-70-70" name = "__codelineno-70-70" href = "#__codelineno-70-70" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-71" name = "__codelineno-70-71" href = "#__codelineno-70-71" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-70-72" name = "__codelineno-70-72" href = "#__codelineno-70-72" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > size< / span > < span class = "o" > --< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-73" name = "__codelineno-70-73" href = "#__codelineno-70-73" > < / a > < span class = "w" > < / span > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-70-74" name = "__codelineno-70-74" href = "#__codelineno-70-74" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-75" name = "__codelineno-70-75" href = "#__codelineno-70-75" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-76" name = "__codelineno-70-76" href = "#__codelineno-70-76" > < / a >
< a id = "__codelineno-70-77" name = "__codelineno-70-77" href = "#__codelineno-70-77" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-70-78" name = "__codelineno-70-78" href = "#__codelineno-70-78" > < / a > < span class = "w" > < / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
2023-06-03 22:18:57 +08:00
< a id = "__codelineno-70-79" name = "__codelineno-70-79" href = "#__codelineno-70-79" > < / a > < span class = "w" > < / span > < span class = "c1" > // 新建一个长度为原数组 extendRatio 倍的新数组，并将原数组拷贝到新数组< / span >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-70-80" name = "__codelineno-70-80" href = "#__codelineno-70-80" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > .< / span > < span class = "nx" > concat< / span > < span class = "p" > (< / span >
< a id = "__codelineno-70-81" name = "__codelineno-70-81" href = "#__codelineno-70-81" > < / a > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > extendRatio< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ))< / span >
< a id = "__codelineno-70-82" name = "__codelineno-70-82" href = "#__codelineno-70-82" > < / a > < span class = "w" > < / span > < span class = "p" > );< / span >
< a id = "__codelineno-70-83" name = "__codelineno-70-83" href = "#__codelineno-70-83" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新列表容量< / span >
< a id = "__codelineno-70-84" name = "__codelineno-70-84" href = "#__codelineno-70-84" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "err" > #< / span > < span class = "nx" > nums< / span > < span class = "p" > .< / span > < span class = "nx" > length< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-85" name = "__codelineno-70-85" href = "#__codelineno-70-85" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-86" name = "__codelineno-70-86" href = "#__codelineno-70-86" > < / a >
< a id = "__codelineno-70-87" name = "__codelineno-70-87" href = "#__codelineno-70-87" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 将列表转换为数组 */< / span >
< a id = "__codelineno-70-88" name = "__codelineno-70-88" href = "#__codelineno-70-88" > < / a > < span class = "w" > < / span > < span class = "nx" > toArray< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-89" name = "__codelineno-70-89" href = "#__codelineno-70-89" > < / a > < span class = "w" > < / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > size< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > size< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-70-90" name = "__codelineno-70-90" href = "#__codelineno-70-90" > < / a > < span class = "w" > < / span > < span class = "c1" > // 仅转换有效长度范围内的列表元素< / span >
< a id = "__codelineno-70-91" name = "__codelineno-70-91" href = "#__codelineno-70-91" > < / a > < span class = "w" > < / span > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "nx" > size< / span > < span class = "p" > );< / span >
< a id = "__codelineno-70-92" name = "__codelineno-70-92" href = "#__codelineno-70-92" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "nx" > size< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-70-93" name = "__codelineno-70-93" href = "#__codelineno-70-93" > < / a > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > i< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > get< / span > < span class = "p" > (< / span > < span class = "nx" > i< / span > < span class = "p" > );< / span >
< a id = "__codelineno-70-94" name = "__codelineno-70-94" href = "#__codelineno-70-94" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-95" name = "__codelineno-70-95" href = "#__codelineno-70-95" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-70-96" name = "__codelineno-70-96" href = "#__codelineno-70-96" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-70-97" name = "__codelineno-70-97" href = "#__codelineno-70-97" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.ts< / span > < pre > < span > < / span > < code > < a id = "__codelineno-71-1" name = "__codelineno-71-1" href = "#__codelineno-71-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
< a id = "__codelineno-71-2" name = "__codelineno-71-2" href = "#__codelineno-71-2" > < / a > < span class = "kd" > class< / span > < span class = "w" > < / span > < span class = "nx" > MyList< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-3" name = "__codelineno-71-3" href = "#__codelineno-71-3" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > Array< / span > < span class = "o" > < < / span > < span class = "kt" > number< / span > < span class = "o" > > < / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-71-4" name = "__codelineno-71-4" href = "#__codelineno-71-4" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "w" > < / span > < span class = "nx" > _capacity< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 10< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-71-5" name = "__codelineno-71-5" href = "#__codelineno-71-5" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "w" > < / span > < span class = "nx" > _size< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-71-6" name = "__codelineno-71-6" href = "#__codelineno-71-6" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "w" > < / span > < span class = "nx" > extendRatio< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 2< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-71-7" name = "__codelineno-71-7" href = "#__codelineno-71-7" > < / a >
< a id = "__codelineno-71-8" name = "__codelineno-71-8" href = "#__codelineno-71-8" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 构造方法 */< / span >
< a id = "__codelineno-71-9" name = "__codelineno-71-9" href = "#__codelineno-71-9" > < / a > < span class = "w" > < / span > < span class = "kr" > constructor< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-10" name = "__codelineno-71-10" href = "#__codelineno-71-10" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _capacity< / span > < span class = "p" > );< / span >
< a id = "__codelineno-71-11" name = "__codelineno-71-11" href = "#__codelineno-71-11" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-12" name = "__codelineno-71-12" href = "#__codelineno-71-12" > < / a >
< a id = "__codelineno-71-13" name = "__codelineno-71-13" href = "#__codelineno-71-13" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表长度（即当前元素数量）*/< / span >
< a id = "__codelineno-71-14" name = "__codelineno-71-14" href = "#__codelineno-71-14" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > size< / span > < span class = "p" > ()< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-15" name = "__codelineno-71-15" href = "#__codelineno-71-15" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-16" name = "__codelineno-71-16" href = "#__codelineno-71-16" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-17" name = "__codelineno-71-17" href = "#__codelineno-71-17" > < / a >
< a id = "__codelineno-71-18" name = "__codelineno-71-18" href = "#__codelineno-71-18" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-71-19" name = "__codelineno-71-19" href = "#__codelineno-71-19" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > capacity< / span > < span class = "p" > ()< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-20" name = "__codelineno-71-20" href = "#__codelineno-71-20" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _capacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-21" name = "__codelineno-71-21" href = "#__codelineno-71-21" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-22" name = "__codelineno-71-22" href = "#__codelineno-71-22" > < / a >
< a id = "__codelineno-71-23" name = "__codelineno-71-23" href = "#__codelineno-71-23" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-71-24" name = "__codelineno-71-24" href = "#__codelineno-71-24" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > get< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > )< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-25" name = "__codelineno-71-25" href = "#__codelineno-71-25" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-71-26" name = "__codelineno-71-26" href = "#__codelineno-71-26" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "ne" > Error< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-71-27" name = "__codelineno-71-27" href = "#__codelineno-71-27" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-71-28" name = "__codelineno-71-28" href = "#__codelineno-71-28" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-29" name = "__codelineno-71-29" href = "#__codelineno-71-29" > < / a >
< a id = "__codelineno-71-30" name = "__codelineno-71-30" href = "#__codelineno-71-30" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-71-31" name = "__codelineno-71-31" href = "#__codelineno-71-31" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > set< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > )< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "ow" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-32" name = "__codelineno-71-32" href = "#__codelineno-71-32" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "ne" > Error< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-71-33" name = "__codelineno-71-33" href = "#__codelineno-71-33" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-34" name = "__codelineno-71-34" href = "#__codelineno-71-34" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-35" name = "__codelineno-71-35" href = "#__codelineno-71-35" > < / a >
< a id = "__codelineno-71-36" name = "__codelineno-71-36" href = "#__codelineno-71-36" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-71-37" name = "__codelineno-71-37" href = "#__codelineno-71-37" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > add< / span > < span class = "p" > (< / span > < span class = "nx" > num< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > )< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "ow" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-38" name = "__codelineno-71-38" href = "#__codelineno-71-38" > < / a > < span class = "w" > < / span > < span class = "c1" > // 如果长度等于容量，则需要扩容< / span >
< a id = "__codelineno-71-39" name = "__codelineno-71-39" href = "#__codelineno-71-39" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "w" > < / span > < span class = "o" > ===< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _capacity< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-71-40" name = "__codelineno-71-40" href = "#__codelineno-71-40" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将新元素添加到列表尾部< / span >
< a id = "__codelineno-71-41" name = "__codelineno-71-41" href = "#__codelineno-71-41" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-42" name = "__codelineno-71-42" href = "#__codelineno-71-42" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-43" name = "__codelineno-71-43" href = "#__codelineno-71-43" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-44" name = "__codelineno-71-44" href = "#__codelineno-71-44" > < / a >
< a id = "__codelineno-71-45" name = "__codelineno-71-45" href = "#__codelineno-71-45" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-71-46" name = "__codelineno-71-46" href = "#__codelineno-71-46" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > insert< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > )< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "ow" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-47" name = "__codelineno-71-47" href = "#__codelineno-71-47" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "ne" > Error< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-71-48" name = "__codelineno-71-48" href = "#__codelineno-71-48" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-71-49" name = "__codelineno-71-49" href = "#__codelineno-71-49" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "w" > < / span > < span class = "o" > ===< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _capacity< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-50" name = "__codelineno-71-50" href = "#__codelineno-71-50" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-71-51" name = "__codelineno-71-51" href = "#__codelineno-71-51" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-52" name = "__codelineno-71-52" href = "#__codelineno-71-52" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-71-53" name = "__codelineno-71-53" href = "#__codelineno-71-53" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "o" > --< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-54" name = "__codelineno-71-54" href = "#__codelineno-71-54" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-71-55" name = "__codelineno-71-55" href = "#__codelineno-71-55" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-56" name = "__codelineno-71-56" href = "#__codelineno-71-56" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-71-57" name = "__codelineno-71-57" href = "#__codelineno-71-57" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-58" name = "__codelineno-71-58" href = "#__codelineno-71-58" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-59" name = "__codelineno-71-59" href = "#__codelineno-71-59" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-60" name = "__codelineno-71-60" href = "#__codelineno-71-60" > < / a >
< a id = "__codelineno-71-61" name = "__codelineno-71-61" href = "#__codelineno-71-61" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-71-62" name = "__codelineno-71-62" href = "#__codelineno-71-62" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > remove< / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > )< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-63" name = "__codelineno-71-63" href = "#__codelineno-71-63" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "ne" > Error< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-71-64" name = "__codelineno-71-64" href = "#__codelineno-71-64" > < / a > < span class = "w" > < / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-71-65" name = "__codelineno-71-65" href = "#__codelineno-71-65" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 之后的元素都向前移动一位< / span >
< a id = "__codelineno-71-66" name = "__codelineno-71-66" href = "#__codelineno-71-66" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nx" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > j< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-67" name = "__codelineno-71-67" href = "#__codelineno-71-67" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-71-68" name = "__codelineno-71-68" href = "#__codelineno-71-68" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-69" name = "__codelineno-71-69" href = "#__codelineno-71-69" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-71-70" name = "__codelineno-71-70" href = "#__codelineno-71-70" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _size< / span > < span class = "o" > --< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-71" name = "__codelineno-71-71" href = "#__codelineno-71-71" > < / a > < span class = "w" > < / span > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-71-72" name = "__codelineno-71-72" href = "#__codelineno-71-72" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-73" name = "__codelineno-71-73" href = "#__codelineno-71-73" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-74" name = "__codelineno-71-74" href = "#__codelineno-71-74" > < / a >
< a id = "__codelineno-71-75" name = "__codelineno-71-75" href = "#__codelineno-71-75" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-71-76" name = "__codelineno-71-76" href = "#__codelineno-71-76" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > extendCapacity< / span > < span class = "p" > ()< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "ow" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-77" name = "__codelineno-71-77" href = "#__codelineno-71-77" > < / a > < span class = "w" > < / span > < span class = "c1" > // 新建一个长度为 size 的数组，并将原数组拷贝到新数组< / span >
< a id = "__codelineno-71-78" name = "__codelineno-71-78" href = "#__codelineno-71-78" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > .< / span > < span class = "nx" > concat< / span > < span class = "p" > (< / span >
< a id = "__codelineno-71-79" name = "__codelineno-71-79" href = "#__codelineno-71-79" > < / a > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > extendRatio< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mf" > 1< / span > < span class = "p" > ))< / span >
< a id = "__codelineno-71-80" name = "__codelineno-71-80" href = "#__codelineno-71-80" > < / a > < span class = "w" > < / span > < span class = "p" > );< / span >
< a id = "__codelineno-71-81" name = "__codelineno-71-81" href = "#__codelineno-71-81" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新列表容量< / span >
< a id = "__codelineno-71-82" name = "__codelineno-71-82" href = "#__codelineno-71-82" > < / a > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > _capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > nums< / span > < span class = "p" > .< / span > < span class = "nx" > length< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-83" name = "__codelineno-71-83" href = "#__codelineno-71-83" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-84" name = "__codelineno-71-84" href = "#__codelineno-71-84" > < / a >
< a id = "__codelineno-71-85" name = "__codelineno-71-85" href = "#__codelineno-71-85" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 将列表转换为数组 */< / span >
< a id = "__codelineno-71-86" name = "__codelineno-71-86" href = "#__codelineno-71-86" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nx" > toArray< / span > < span class = "p" > ()< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > number< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-87" name = "__codelineno-71-87" href = "#__codelineno-71-87" > < / a > < span class = "w" > < / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > size< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > size< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-71-88" name = "__codelineno-71-88" href = "#__codelineno-71-88" > < / a > < span class = "w" > < / span > < span class = "c1" > // 仅转换有效长度范围内的列表元素< / span >
< a id = "__codelineno-71-89" name = "__codelineno-71-89" href = "#__codelineno-71-89" > < / a > < span class = "w" > < / span > < span class = "kd" > const< / span > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "ow" > new< / span > < span class = "w" > < / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "nx" > size< / span > < span class = "p" > );< / span >
< a id = "__codelineno-71-90" name = "__codelineno-71-90" href = "#__codelineno-71-90" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > let< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mf" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "nx" > size< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "nx" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-71-91" name = "__codelineno-71-91" href = "#__codelineno-71-91" > < / a > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "p" > [< / span > < span class = "nx" > i< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > this< / span > < span class = "p" > .< / span > < span class = "nx" > get< / span > < span class = "p" > (< / span > < span class = "nx" > i< / span > < span class = "p" > );< / span >
< a id = "__codelineno-71-92" name = "__codelineno-71-92" href = "#__codelineno-71-92" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-93" name = "__codelineno-71-93" href = "#__codelineno-71-93" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "nx" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-71-94" name = "__codelineno-71-94" href = "#__codelineno-71-94" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-71-95" name = "__codelineno-71-95" href = "#__codelineno-71-95" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.c< / span > < pre > < span > < / span > < code > < a id = "__codelineno-72-1" name = "__codelineno-72-1" href = "#__codelineno-72-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
< a id = "__codelineno-72-2" name = "__codelineno-72-2" href = "#__codelineno-72-2" > < / a > < span class = "k" > struct< / span > < span class = "w" > < / span > < span class = "nc" > myList< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-3" name = "__codelineno-72-3" href = "#__codelineno-72-3" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-72-4" name = "__codelineno-72-4" href = "#__codelineno-72-4" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-72-5" name = "__codelineno-72-5" href = "#__codelineno-72-5" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表大小< / span >
< a id = "__codelineno-72-6" name = "__codelineno-72-6" href = "#__codelineno-72-6" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > extendRatio< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表每次扩容的倍数< / span >
< a id = "__codelineno-72-7" name = "__codelineno-72-7" href = "#__codelineno-72-7" > < / a > < span class = "p" > };< / span >
< a id = "__codelineno-72-8" name = "__codelineno-72-8" href = "#__codelineno-72-8" > < / a >
< a id = "__codelineno-72-9" name = "__codelineno-72-9" href = "#__codelineno-72-9" > < / a > < span class = "k" > typedef< / span > < span class = "w" > < / span > < span class = "k" > struct< / span > < span class = "w" > < / span > < span class = "nc" > myList< / span > < span class = "w" > < / span > < span class = "n" > myList< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-10" name = "__codelineno-72-10" href = "#__codelineno-72-10" > < / a >
< a id = "__codelineno-72-11" name = "__codelineno-72-11" href = "#__codelineno-72-11" > < / a > < span class = "cm" > /* 构造函数 */< / span >
< a id = "__codelineno-72-12" name = "__codelineno-72-12" href = "#__codelineno-72-12" > < / a > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nf" > newMyList< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-13" name = "__codelineno-72-13" href = "#__codelineno-72-13" > < / a > < span class = "w" > < / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > malloc< / span > < span class = "p" > (< / span > < span class = "k" > sizeof< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "p" > ));< / span >
< a id = "__codelineno-72-14" name = "__codelineno-72-14" href = "#__codelineno-72-14" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-15" name = "__codelineno-72-15" href = "#__codelineno-72-15" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > malloc< / span > < span class = "p" > (< / span > < span class = "k" > sizeof< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > capacity< / span > < span class = "p" > );< / span >
< a id = "__codelineno-72-16" name = "__codelineno-72-16" href = "#__codelineno-72-16" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > size< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-17" name = "__codelineno-72-17" href = "#__codelineno-72-17" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > extendRatio< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-18" name = "__codelineno-72-18" href = "#__codelineno-72-18" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-19" name = "__codelineno-72-19" href = "#__codelineno-72-19" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-20" name = "__codelineno-72-20" href = "#__codelineno-72-20" > < / a >
< a id = "__codelineno-72-21" name = "__codelineno-72-21" href = "#__codelineno-72-21" > < / a > < span class = "cm" > /* 析构函数 */< / span >
< a id = "__codelineno-72-22" name = "__codelineno-72-22" href = "#__codelineno-72-22" > < / a > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > delMyList< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-23" name = "__codelineno-72-23" href = "#__codelineno-72-23" > < / a > < span class = "w" > < / span > < span class = "n" > free< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > );< / span >
< a id = "__codelineno-72-24" name = "__codelineno-72-24" href = "#__codelineno-72-24" > < / a > < span class = "w" > < / span > < span class = "n" > free< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > );< / span >
< a id = "__codelineno-72-25" name = "__codelineno-72-25" href = "#__codelineno-72-25" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-26" name = "__codelineno-72-26" href = "#__codelineno-72-26" > < / a >
< a id = "__codelineno-72-27" name = "__codelineno-72-27" href = "#__codelineno-72-27" > < / a > < span class = "cm" > /* 获取列表长度 */< / span >
< a id = "__codelineno-72-28" name = "__codelineno-72-28" href = "#__codelineno-72-28" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > size< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-29" name = "__codelineno-72-29" href = "#__codelineno-72-29" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > size< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-30" name = "__codelineno-72-30" href = "#__codelineno-72-30" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-31" name = "__codelineno-72-31" href = "#__codelineno-72-31" > < / a >
< a id = "__codelineno-72-32" name = "__codelineno-72-32" href = "#__codelineno-72-32" > < / a > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-72-33" name = "__codelineno-72-33" href = "#__codelineno-72-33" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > capacity< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-34" name = "__codelineno-72-34" href = "#__codelineno-72-34" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > capacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-35" name = "__codelineno-72-35" href = "#__codelineno-72-35" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-36" name = "__codelineno-72-36" href = "#__codelineno-72-36" > < / a >
< a id = "__codelineno-72-37" name = "__codelineno-72-37" href = "#__codelineno-72-37" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-72-38" name = "__codelineno-72-38" href = "#__codelineno-72-38" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > get< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-39" name = "__codelineno-72-39" href = "#__codelineno-72-39" > < / a > < span class = "w" > < / span > < span class = "n" > assert< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > & & < / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > size< / span > < span class = "p" > );< / span >
< a id = "__codelineno-72-40" name = "__codelineno-72-40" href = "#__codelineno-72-40" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-72-41" name = "__codelineno-72-41" href = "#__codelineno-72-41" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-42" name = "__codelineno-72-42" href = "#__codelineno-72-42" > < / a >
< a id = "__codelineno-72-43" name = "__codelineno-72-43" href = "#__codelineno-72-43" > < / a > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-72-44" name = "__codelineno-72-44" href = "#__codelineno-72-44" > < / a > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > set< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-45" name = "__codelineno-72-45" href = "#__codelineno-72-45" > < / a > < span class = "w" > < / span > < span class = "n" > assert< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > & & < / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > size< / span > < span class = "p" > );< / span >
< a id = "__codelineno-72-46" name = "__codelineno-72-46" href = "#__codelineno-72-46" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-47" name = "__codelineno-72-47" href = "#__codelineno-72-47" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-48" name = "__codelineno-72-48" href = "#__codelineno-72-48" > < / a >
< a id = "__codelineno-72-49" name = "__codelineno-72-49" href = "#__codelineno-72-49" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-72-50" name = "__codelineno-72-50" href = "#__codelineno-72-50" > < / a > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > add< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-51" name = "__codelineno-72-51" href = "#__codelineno-72-51" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > size< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > ))< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-52" name = "__codelineno-72-52" href = "#__codelineno-72-52" > < / a > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "c1" > // 扩容< / span >
< a id = "__codelineno-72-53" name = "__codelineno-72-53" href = "#__codelineno-72-53" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-72-54" name = "__codelineno-72-54" href = "#__codelineno-72-54" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > size< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > )]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-55" name = "__codelineno-72-55" href = "#__codelineno-72-55" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-56" name = "__codelineno-72-56" href = "#__codelineno-72-56" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-57" name = "__codelineno-72-57" href = "#__codelineno-72-57" > < / a >
< a id = "__codelineno-72-58" name = "__codelineno-72-58" href = "#__codelineno-72-58" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-72-59" name = "__codelineno-72-59" href = "#__codelineno-72-59" > < / a > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > insert< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-60" name = "__codelineno-72-60" href = "#__codelineno-72-60" > < / a > < span class = "w" > < / span > < span class = "n" > assert< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > & & < / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > ));< / span >
< a id = "__codelineno-72-61" name = "__codelineno-72-61" href = "#__codelineno-72-61" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "o" > --< / span > < span class = "n" > i< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-62" name = "__codelineno-72-62" href = "#__codelineno-72-62" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-72-63" name = "__codelineno-72-63" href = "#__codelineno-72-63" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-72-64" name = "__codelineno-72-64" href = "#__codelineno-72-64" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-65" name = "__codelineno-72-65" href = "#__codelineno-72-65" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-66" name = "__codelineno-72-66" href = "#__codelineno-72-66" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-67" name = "__codelineno-72-67" href = "#__codelineno-72-67" > < / a >
< a id = "__codelineno-72-68" name = "__codelineno-72-68" href = "#__codelineno-72-68" > < / a > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-72-69" name = "__codelineno-72-69" href = "#__codelineno-72-69" > < / a > < span class = "c1" > // 注意： < / span >
< a id = "__codelineno-72-70" name = "__codelineno-72-70" href = "#__codelineno-72-70" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > removeNum< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-71" name = "__codelineno-72-71" href = "#__codelineno-72-71" > < / a > < span class = "w" > < / span > < span class = "n" > assert< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "o" > & & < / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > ));< / span >
< a id = "__codelineno-72-72" name = "__codelineno-72-72" href = "#__codelineno-72-72" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-72-73" name = "__codelineno-72-73" href = "#__codelineno-72-73" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-74" name = "__codelineno-72-74" href = "#__codelineno-72-74" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-72-75" name = "__codelineno-72-75" href = "#__codelineno-72-75" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-72-76" name = "__codelineno-72-76" href = "#__codelineno-72-76" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > size< / span > < span class = "o" > --< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-77" name = "__codelineno-72-77" href = "#__codelineno-72-77" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-78" name = "__codelineno-72-78" href = "#__codelineno-72-78" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-79" name = "__codelineno-72-79" href = "#__codelineno-72-79" > < / a >
< a id = "__codelineno-72-80" name = "__codelineno-72-80" href = "#__codelineno-72-80" > < / a > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-72-81" name = "__codelineno-72-81" href = "#__codelineno-72-81" > < / a > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "nf" > extendCapacity< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-82" name = "__codelineno-72-82" href = "#__codelineno-72-82" > < / a > < span class = "w" > < / span > < span class = "c1" > // 先分配空间< / span >
< a id = "__codelineno-72-83" name = "__codelineno-72-83" href = "#__codelineno-72-83" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > newCapacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > extendRatio< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-84" name = "__codelineno-72-84" href = "#__codelineno-72-84" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > extend< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "p" > )< / span > < span class = "n" > malloc< / span > < span class = "p" > (< / span > < span class = "k" > sizeof< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "n" > newCapacity< / span > < span class = "p" > );< / span >
< a id = "__codelineno-72-85" name = "__codelineno-72-85" href = "#__codelineno-72-85" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > temp< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-86" name = "__codelineno-72-86" href = "#__codelineno-72-86" > < / a >
< a id = "__codelineno-72-87" name = "__codelineno-72-87" href = "#__codelineno-72-87" > < / a > < span class = "w" > < / span > < span class = "c1" > // 拷贝旧数据到新数据< / span >
< a id = "__codelineno-72-88" name = "__codelineno-72-88" href = "#__codelineno-72-88" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > (< / span > < span class = "n" > list< / span > < span class = "p" > );< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span >
< a id = "__codelineno-72-89" name = "__codelineno-72-89" href = "#__codelineno-72-89" > < / a > < span class = "w" > < / span > < span class = "n" > extend< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-72-90" name = "__codelineno-72-90" href = "#__codelineno-72-90" > < / a >
< a id = "__codelineno-72-91" name = "__codelineno-72-91" href = "#__codelineno-72-91" > < / a > < span class = "w" > < / span > < span class = "c1" > // 释放旧数据< / span >
< a id = "__codelineno-72-92" name = "__codelineno-72-92" href = "#__codelineno-72-92" > < / a > < span class = "w" > < / span > < span class = "n" > free< / span > < span class = "p" > (< / span > < span class = "n" > temp< / span > < span class = "p" > );< / span >
< a id = "__codelineno-72-93" name = "__codelineno-72-93" href = "#__codelineno-72-93" > < / a >
< a id = "__codelineno-72-94" name = "__codelineno-72-94" href = "#__codelineno-72-94" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新新数据< / span >
< a id = "__codelineno-72-95" name = "__codelineno-72-95" href = "#__codelineno-72-95" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > extend< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-96" name = "__codelineno-72-96" href = "#__codelineno-72-96" > < / a > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > newCapacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-97" name = "__codelineno-72-97" href = "#__codelineno-72-97" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-72-98" name = "__codelineno-72-98" href = "#__codelineno-72-98" > < / a >
< a id = "__codelineno-72-99" name = "__codelineno-72-99" href = "#__codelineno-72-99" > < / a > < span class = "cm" > /* 将列表转换为 Array 用于打印 */< / span >
< a id = "__codelineno-72-100" name = "__codelineno-72-100" href = "#__codelineno-72-100" > < / a > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "nf" > toArray< / span > < span class = "p" > (< / span > < span class = "n" > myList< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > list< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-72-101" name = "__codelineno-72-101" href = "#__codelineno-72-101" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > list< / span > < span class = "o" > -> < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-72-102" name = "__codelineno-72-102" href = "#__codelineno-72-102" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.cs< / span > < pre > < span > < / span > < code > < a id = "__codelineno-73-1" name = "__codelineno-73-1" href = "#__codelineno-73-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
< a id = "__codelineno-73-2" name = "__codelineno-73-2" href = "#__codelineno-73-2" > < / a > < span class = "k" > class< / span > < span class = "w" > < / span > < span class = "nc" > MyList< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-3" name = "__codelineno-73-3" href = "#__codelineno-73-3" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-73-4" name = "__codelineno-73-4" href = "#__codelineno-73-4" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 10< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-73-5" name = "__codelineno-73-5" href = "#__codelineno-73-5" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-73-6" name = "__codelineno-73-6" href = "#__codelineno-73-6" > < / a > < span class = "w" > < / span > < span class = "k" > private< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > extendRatio< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 2< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-73-7" name = "__codelineno-73-7" href = "#__codelineno-73-7" > < / a >
< a id = "__codelineno-73-8" name = "__codelineno-73-8" href = "#__codelineno-73-8" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 构造方法 */< / span >
< a id = "__codelineno-73-9" name = "__codelineno-73-9" href = "#__codelineno-73-9" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "nf" > MyList< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-10" name = "__codelineno-73-10" href = "#__codelineno-73-10" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > [< / span > < span class = "n" > numsCapacity< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-73-11" name = "__codelineno-73-11" href = "#__codelineno-73-11" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-12" name = "__codelineno-73-12" href = "#__codelineno-73-12" > < / a >
< a id = "__codelineno-73-13" name = "__codelineno-73-13" href = "#__codelineno-73-13" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表长度（即当前元素数量）*/< / span >
< a id = "__codelineno-73-14" name = "__codelineno-73-14" href = "#__codelineno-73-14" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-15" name = "__codelineno-73-15" href = "#__codelineno-73-15" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-16" name = "__codelineno-73-16" href = "#__codelineno-73-16" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-17" name = "__codelineno-73-17" href = "#__codelineno-73-17" > < / a >
< a id = "__codelineno-73-18" name = "__codelineno-73-18" href = "#__codelineno-73-18" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-73-19" name = "__codelineno-73-19" href = "#__codelineno-73-19" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-20" name = "__codelineno-73-20" href = "#__codelineno-73-20" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-21" name = "__codelineno-73-21" href = "#__codelineno-73-21" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-22" name = "__codelineno-73-22" href = "#__codelineno-73-22" > < / a >
< a id = "__codelineno-73-23" name = "__codelineno-73-23" href = "#__codelineno-73-23" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-73-24" name = "__codelineno-73-24" href = "#__codelineno-73-24" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > get< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-25" name = "__codelineno-73-25" href = "#__codelineno-73-25" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-73-26" name = "__codelineno-73-26" href = "#__codelineno-73-26" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "p" > )< / span >
< a id = "__codelineno-73-27" name = "__codelineno-73-27" href = "#__codelineno-73-27" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "nf" > IndexOutOfRangeException< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-73-28" name = "__codelineno-73-28" href = "#__codelineno-73-28" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-73-29" name = "__codelineno-73-29" href = "#__codelineno-73-29" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-30" name = "__codelineno-73-30" href = "#__codelineno-73-30" > < / a >
< a id = "__codelineno-73-31" name = "__codelineno-73-31" href = "#__codelineno-73-31" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-73-32" name = "__codelineno-73-32" href = "#__codelineno-73-32" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "k" > void< / span > < span class = "w" > < / span > < span class = "nf" > set< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-33" name = "__codelineno-73-33" href = "#__codelineno-73-33" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "p" > )< / span >
< a id = "__codelineno-73-34" name = "__codelineno-73-34" href = "#__codelineno-73-34" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "nf" > IndexOutOfRangeException< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-73-35" name = "__codelineno-73-35" href = "#__codelineno-73-35" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-36" name = "__codelineno-73-36" href = "#__codelineno-73-36" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-37" name = "__codelineno-73-37" href = "#__codelineno-73-37" > < / a >
< a id = "__codelineno-73-38" name = "__codelineno-73-38" href = "#__codelineno-73-38" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-73-39" name = "__codelineno-73-39" href = "#__codelineno-73-39" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "k" > void< / span > < span class = "w" > < / span > < span class = "nf" > add< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-40" name = "__codelineno-73-40" href = "#__codelineno-73-40" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-73-41" name = "__codelineno-73-41" href = "#__codelineno-73-41" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "p" > )< / span >
< a id = "__codelineno-73-42" name = "__codelineno-73-42" href = "#__codelineno-73-42" > < / a > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-73-43" name = "__codelineno-73-43" href = "#__codelineno-73-43" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > numsSize< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-44" name = "__codelineno-73-44" href = "#__codelineno-73-44" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-73-45" name = "__codelineno-73-45" href = "#__codelineno-73-45" > < / a > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-46" name = "__codelineno-73-46" href = "#__codelineno-73-46" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-47" name = "__codelineno-73-47" href = "#__codelineno-73-47" > < / a >
< a id = "__codelineno-73-48" name = "__codelineno-73-48" href = "#__codelineno-73-48" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-73-49" name = "__codelineno-73-49" href = "#__codelineno-73-49" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "k" > void< / span > < span class = "w" > < / span > < span class = "nf" > insert< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-50" name = "__codelineno-73-50" href = "#__codelineno-73-50" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "p" > )< / span >
< a id = "__codelineno-73-51" name = "__codelineno-73-51" href = "#__codelineno-73-51" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "nf" > IndexOutOfRangeException< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-73-52" name = "__codelineno-73-52" href = "#__codelineno-73-52" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-73-53" name = "__codelineno-73-53" href = "#__codelineno-73-53" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "p" > )< / span >
< a id = "__codelineno-73-54" name = "__codelineno-73-54" href = "#__codelineno-73-54" > < / a > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-73-55" name = "__codelineno-73-55" href = "#__codelineno-73-55" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-73-56" name = "__codelineno-73-56" href = "#__codelineno-73-56" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "o" > --< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-57" name = "__codelineno-73-57" href = "#__codelineno-73-57" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-73-58" name = "__codelineno-73-58" href = "#__codelineno-73-58" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-59" name = "__codelineno-73-59" href = "#__codelineno-73-59" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-60" name = "__codelineno-73-60" href = "#__codelineno-73-60" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-73-61" name = "__codelineno-73-61" href = "#__codelineno-73-61" > < / a > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-62" name = "__codelineno-73-62" href = "#__codelineno-73-62" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-63" name = "__codelineno-73-63" href = "#__codelineno-73-63" > < / a >
< a id = "__codelineno-73-64" name = "__codelineno-73-64" href = "#__codelineno-73-64" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-73-65" name = "__codelineno-73-65" href = "#__codelineno-73-65" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "nf" > remove< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-66" name = "__codelineno-73-66" href = "#__codelineno-73-66" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "w" > < / span > < span class = "o" > ||< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "p" > )< / span >
< a id = "__codelineno-73-67" name = "__codelineno-73-67" href = "#__codelineno-73-67" > < / a > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "nf" > IndexOutOfRangeException< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-73-68" name = "__codelineno-73-68" href = "#__codelineno-73-68" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-73-69" name = "__codelineno-73-69" href = "#__codelineno-73-69" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 之后的元素都向前移动一位< / span >
< a id = "__codelineno-73-70" name = "__codelineno-73-70" href = "#__codelineno-73-70" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-71" name = "__codelineno-73-71" href = "#__codelineno-73-71" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-73-72" name = "__codelineno-73-72" href = "#__codelineno-73-72" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-73" name = "__codelineno-73-73" href = "#__codelineno-73-73" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-73-74" name = "__codelineno-73-74" href = "#__codelineno-73-74" > < / a > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "o" > --< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-75" name = "__codelineno-73-75" href = "#__codelineno-73-75" > < / a > < span class = "w" > < / span > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-73-76" name = "__codelineno-73-76" href = "#__codelineno-73-76" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-77" name = "__codelineno-73-77" href = "#__codelineno-73-77" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-78" name = "__codelineno-73-78" href = "#__codelineno-73-78" > < / a >
< a id = "__codelineno-73-79" name = "__codelineno-73-79" href = "#__codelineno-73-79" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-73-80" name = "__codelineno-73-80" href = "#__codelineno-73-80" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "k" > void< / span > < span class = "w" > < / span > < span class = "nf" > extendCapacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-81" name = "__codelineno-73-81" href = "#__codelineno-73-81" > < / a > < span class = "w" > < / span > < span class = "c1" > // 新建一个长度为 numsCapacity * extendRatio 的数组，并将原数组拷贝到新数组< / span >
< a id = "__codelineno-73-82" name = "__codelineno-73-82" href = "#__codelineno-73-82" > < / a > < span class = "w" > < / span > < span class = "n" > System< / span > < span class = "p" > .< / span > < span class = "n" > Array< / span > < span class = "p" > .< / span > < span class = "n" > Resize< / span > < span class = "p" > (< / span > < span class = "k" > ref< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "n" > extendRatio< / span > < span class = "p" > );< / span >
< a id = "__codelineno-73-83" name = "__codelineno-73-83" href = "#__codelineno-73-83" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新列表容量< / span >
< a id = "__codelineno-73-84" name = "__codelineno-73-84" href = "#__codelineno-73-84" > < / a > < span class = "w" > < / span > < span class = "n" > numsCapacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > .< / span > < span class = "n" > Length< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-85" name = "__codelineno-73-85" href = "#__codelineno-73-85" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-86" name = "__codelineno-73-86" href = "#__codelineno-73-86" > < / a >
< a id = "__codelineno-73-87" name = "__codelineno-73-87" href = "#__codelineno-73-87" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 将列表转换为数组 */< / span >
< a id = "__codelineno-73-88" name = "__codelineno-73-88" href = "#__codelineno-73-88" > < / a > < span class = "w" > < / span > < span class = "k" > public< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "nf" > toArray< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-89" name = "__codelineno-73-89" href = "#__codelineno-73-89" > < / a > < span class = "w" > < / span > < span class = "c1" > // 仅转换有效长度范围内的列表元素< / span >
< a id = "__codelineno-73-90" name = "__codelineno-73-90" href = "#__codelineno-73-90" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > []< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > new< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "p" > [< / span > < span class = "n" > numsSize< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-73-91" name = "__codelineno-73-91" href = "#__codelineno-73-91" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > numsSize< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-73-92" name = "__codelineno-73-92" href = "#__codelineno-73-92" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > get< / span > < span class = "p" > (< / span > < span class = "n" > i< / span > < span class = "p" > );< / span >
< a id = "__codelineno-73-93" name = "__codelineno-73-93" href = "#__codelineno-73-93" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-94" name = "__codelineno-73-94" href = "#__codelineno-73-94" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-73-95" name = "__codelineno-73-95" href = "#__codelineno-73-95" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-73-96" name = "__codelineno-73-96" href = "#__codelineno-73-96" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.swift< / span > < pre > < span > < / span > < code > < a id = "__codelineno-74-1" name = "__codelineno-74-1" href = "#__codelineno-74-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
< a id = "__codelineno-74-2" name = "__codelineno-74-2" href = "#__codelineno-74-2" > < / a > < span class = "kd" > class< / span > < span class = "nc" > MyList< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-3" name = "__codelineno-74-3" href = "#__codelineno-74-3" > < / a > < span class = "kd" > private< / span > < span class = "kd" > var< / span > < span class = "nv" > nums< / span > < span class = "p" > :< / span > < span class = "p" > [< / span > < span class = "nb" > Int< / span > < span class = "p" > ]< / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-74-4" name = "__codelineno-74-4" href = "#__codelineno-74-4" > < / a > < span class = "kd" > private< / span > < span class = "kd" > var< / span > < span class = "nv" > _capacity< / span > < span class = "p" > =< / span > < span class = "mi" > 10< / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-74-5" name = "__codelineno-74-5" href = "#__codelineno-74-5" > < / a > < span class = "kd" > private< / span > < span class = "kd" > var< / span > < span class = "nv" > _size< / span > < span class = "p" > =< / span > < span class = "mi" > 0< / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-74-6" name = "__codelineno-74-6" href = "#__codelineno-74-6" > < / a > < span class = "kd" > private< / span > < span class = "kd" > let< / span > < span class = "nv" > extendRatio< / span > < span class = "p" > =< / span > < span class = "mi" > 2< / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-74-7" name = "__codelineno-74-7" href = "#__codelineno-74-7" > < / a >
< a id = "__codelineno-74-8" name = "__codelineno-74-8" href = "#__codelineno-74-8" > < / a > < span class = "cm" > /* 构造方法 */< / span >
< a id = "__codelineno-74-9" name = "__codelineno-74-9" href = "#__codelineno-74-9" > < / a > < span class = "kd" > init< / span > < span class = "p" > ()< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-10" name = "__codelineno-74-10" href = "#__codelineno-74-10" > < / a > < span class = "n" > nums< / span > < span class = "p" > =< / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "n" > repeating< / span > < span class = "p" > :< / span > < span class = "mi" > 0< / span > < span class = "p" > ,< / span > < span class = "bp" > count< / span > < span class = "p" > :< / span > < span class = "n" > _capacity< / span > < span class = "p" > )< / span >
< a id = "__codelineno-74-11" name = "__codelineno-74-11" href = "#__codelineno-74-11" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-12" name = "__codelineno-74-12" href = "#__codelineno-74-12" > < / a >
< a id = "__codelineno-74-13" name = "__codelineno-74-13" href = "#__codelineno-74-13" > < / a > < span class = "cm" > /* 获取列表长度（即当前元素数量）*/< / span >
< a id = "__codelineno-74-14" name = "__codelineno-74-14" href = "#__codelineno-74-14" > < / a > < span class = "kd" > func< / span > < span class = "nf" > size< / span > < span class = "p" > ()< / span > < span class = "p" > -> < / span > < span class = "nb" > Int< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-15" name = "__codelineno-74-15" href = "#__codelineno-74-15" > < / a > < span class = "n" > _size< / span >
< a id = "__codelineno-74-16" name = "__codelineno-74-16" href = "#__codelineno-74-16" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-17" name = "__codelineno-74-17" href = "#__codelineno-74-17" > < / a >
< a id = "__codelineno-74-18" name = "__codelineno-74-18" href = "#__codelineno-74-18" > < / a > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-74-19" name = "__codelineno-74-19" href = "#__codelineno-74-19" > < / a > < span class = "kd" > func< / span > < span class = "nf" > capacity< / span > < span class = "p" > ()< / span > < span class = "p" > -> < / span > < span class = "nb" > Int< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-20" name = "__codelineno-74-20" href = "#__codelineno-74-20" > < / a > < span class = "n" > _capacity< / span >
< a id = "__codelineno-74-21" name = "__codelineno-74-21" href = "#__codelineno-74-21" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-22" name = "__codelineno-74-22" href = "#__codelineno-74-22" > < / a >
< a id = "__codelineno-74-23" name = "__codelineno-74-23" href = "#__codelineno-74-23" > < / a > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-74-24" name = "__codelineno-74-24" href = "#__codelineno-74-24" > < / a > < span class = "kd" > func< / span > < span class = "nf" > get< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "nb" > Int< / span > < span class = "p" > )< / span > < span class = "p" > -> < / span > < span class = "nb" > Int< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-25" name = "__codelineno-74-25" href = "#__codelineno-74-25" > < / a > < span class = "c1" > // 索引如果越界则抛出错误，下同< / span >
< a id = "__codelineno-74-26" name = "__codelineno-74-26" href = "#__codelineno-74-26" > < / a > < span class = "k" > if< / span > < span class = "n" > index< / span > < span class = "o" > < < / span > < span class = "mi" > 0< / span > < span class = "o" > ||< / span > < span class = "n" > index< / span > < span class = "o" > > =< / span > < span class = "n" > _size< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-27" name = "__codelineno-74-27" href = "#__codelineno-74-27" > < / a > < span class = "bp" > fatalError< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-74-28" name = "__codelineno-74-28" href = "#__codelineno-74-28" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-29" name = "__codelineno-74-29" href = "#__codelineno-74-29" > < / a > < span class = "k" > return< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-74-30" name = "__codelineno-74-30" href = "#__codelineno-74-30" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-31" name = "__codelineno-74-31" href = "#__codelineno-74-31" > < / a >
< a id = "__codelineno-74-32" name = "__codelineno-74-32" href = "#__codelineno-74-32" > < / a > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-74-33" name = "__codelineno-74-33" href = "#__codelineno-74-33" > < / a > < span class = "kd" > func< / span > < span class = "nf" > set< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "nb" > Int< / span > < span class = "p" > ,< / span > < span class = "n" > num< / span > < span class = "p" > :< / span > < span class = "nb" > Int< / span > < span class = "p" > )< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-34" name = "__codelineno-74-34" href = "#__codelineno-74-34" > < / a > < span class = "k" > if< / span > < span class = "n" > index< / span > < span class = "o" > < < / span > < span class = "mi" > 0< / span > < span class = "o" > ||< / span > < span class = "n" > index< / span > < span class = "o" > > =< / span > < span class = "n" > _size< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-35" name = "__codelineno-74-35" href = "#__codelineno-74-35" > < / a > < span class = "bp" > fatalError< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-74-36" name = "__codelineno-74-36" href = "#__codelineno-74-36" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-37" name = "__codelineno-74-37" href = "#__codelineno-74-37" > < / a > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "p" > =< / span > < span class = "n" > num< / span >
< a id = "__codelineno-74-38" name = "__codelineno-74-38" href = "#__codelineno-74-38" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-39" name = "__codelineno-74-39" href = "#__codelineno-74-39" > < / a >
< a id = "__codelineno-74-40" name = "__codelineno-74-40" href = "#__codelineno-74-40" > < / a > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-74-41" name = "__codelineno-74-41" href = "#__codelineno-74-41" > < / a > < span class = "kd" > func< / span > < span class = "nf" > add< / span > < span class = "p" > (< / span > < span class = "n" > num< / span > < span class = "p" > :< / span > < span class = "nb" > Int< / span > < span class = "p" > )< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-42" name = "__codelineno-74-42" href = "#__codelineno-74-42" > < / a > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-74-43" name = "__codelineno-74-43" href = "#__codelineno-74-43" > < / a > < span class = "k" > if< / span > < span class = "n" > _size< / span > < span class = "p" > ==< / span > < span class = "n" > _capacity< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-44" name = "__codelineno-74-44" href = "#__codelineno-74-44" > < / a > < span class = "n" > extendCapacity< / span > < span class = "p" > ()< / span >
< a id = "__codelineno-74-45" name = "__codelineno-74-45" href = "#__codelineno-74-45" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-46" name = "__codelineno-74-46" href = "#__codelineno-74-46" > < / a > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > _size< / span > < span class = "p" > ]< / span > < span class = "p" > =< / span > < span class = "n" > num< / span >
< a id = "__codelineno-74-47" name = "__codelineno-74-47" href = "#__codelineno-74-47" > < / a > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-74-48" name = "__codelineno-74-48" href = "#__codelineno-74-48" > < / a > < span class = "n" > _size< / span > < span class = "o" > +=< / span > < span class = "mi" > 1< / span >
< a id = "__codelineno-74-49" name = "__codelineno-74-49" href = "#__codelineno-74-49" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-50" name = "__codelineno-74-50" href = "#__codelineno-74-50" > < / a >
< a id = "__codelineno-74-51" name = "__codelineno-74-51" href = "#__codelineno-74-51" > < / a > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-74-52" name = "__codelineno-74-52" href = "#__codelineno-74-52" > < / a > < span class = "kd" > func< / span > < span class = "nf" > insert< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "nb" > Int< / span > < span class = "p" > ,< / span > < span class = "n" > num< / span > < span class = "p" > :< / span > < span class = "nb" > Int< / span > < span class = "p" > )< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-53" name = "__codelineno-74-53" href = "#__codelineno-74-53" > < / a > < span class = "k" > if< / span > < span class = "n" > index< / span > < span class = "o" > < < / span > < span class = "mi" > 0< / span > < span class = "o" > ||< / span > < span class = "n" > index< / span > < span class = "o" > > =< / span > < span class = "n" > _size< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-54" name = "__codelineno-74-54" href = "#__codelineno-74-54" > < / a > < span class = "bp" > fatalError< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-74-55" name = "__codelineno-74-55" href = "#__codelineno-74-55" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-56" name = "__codelineno-74-56" href = "#__codelineno-74-56" > < / a > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-74-57" name = "__codelineno-74-57" href = "#__codelineno-74-57" > < / a > < span class = "k" > if< / span > < span class = "n" > _size< / span > < span class = "p" > ==< / span > < span class = "n" > _capacity< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-58" name = "__codelineno-74-58" href = "#__codelineno-74-58" > < / a > < span class = "n" > extendCapacity< / span > < span class = "p" > ()< / span >
< a id = "__codelineno-74-59" name = "__codelineno-74-59" href = "#__codelineno-74-59" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-60" name = "__codelineno-74-60" href = "#__codelineno-74-60" > < / a > < span class = "c1" > // 将索引 index 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-74-61" name = "__codelineno-74-61" href = "#__codelineno-74-61" > < / a > < span class = "k" > for< / span > < span class = "n" > j< / span > < span class = "k" > in< / span > < span class = "n" > sequence< / span > < span class = "p" > (< / span > < span class = "bp" > first< / span > < span class = "p" > :< / span > < span class = "n" > _size< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > ,< / span > < span class = "n" > next< / span > < span class = "p" > :< / span > < span class = "p" > {< / span > < span class = "nv" > $0< / span > < span class = "o" > > =< / span > < span class = "n" > index< / span > < span class = "o" > +< / span > < span class = "mi" > 1< / span > < span class = "p" > ?< / span > < span class = "nv" > $0< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > :< / span > < span class = "kc" > nil< / span > < span class = "p" > })< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-62" name = "__codelineno-74-62" href = "#__codelineno-74-62" > < / a > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "o" > +< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "p" > =< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-74-63" name = "__codelineno-74-63" href = "#__codelineno-74-63" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-64" name = "__codelineno-74-64" href = "#__codelineno-74-64" > < / a > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "p" > =< / span > < span class = "n" > num< / span >
< a id = "__codelineno-74-65" name = "__codelineno-74-65" href = "#__codelineno-74-65" > < / a > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-74-66" name = "__codelineno-74-66" href = "#__codelineno-74-66" > < / a > < span class = "n" > _size< / span > < span class = "o" > +=< / span > < span class = "mi" > 1< / span >
< a id = "__codelineno-74-67" name = "__codelineno-74-67" href = "#__codelineno-74-67" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-68" name = "__codelineno-74-68" href = "#__codelineno-74-68" > < / a >
< a id = "__codelineno-74-69" name = "__codelineno-74-69" href = "#__codelineno-74-69" > < / a > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-74-70" name = "__codelineno-74-70" href = "#__codelineno-74-70" > < / a > < span class = "p" > @< / span > < span class = "n" > discardableResult< / span >
< a id = "__codelineno-74-71" name = "__codelineno-74-71" href = "#__codelineno-74-71" > < / a > < span class = "kd" > func< / span > < span class = "nf" > remove< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "nb" > Int< / span > < span class = "p" > )< / span > < span class = "p" > -> < / span > < span class = "nb" > Int< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-72" name = "__codelineno-74-72" href = "#__codelineno-74-72" > < / a > < span class = "k" > if< / span > < span class = "n" > index< / span > < span class = "o" > < < / span > < span class = "mi" > 0< / span > < span class = "o" > ||< / span > < span class = "n" > index< / span > < span class = "o" > > =< / span > < span class = "n" > _size< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-73" name = "__codelineno-74-73" href = "#__codelineno-74-73" > < / a > < span class = "bp" > fatalError< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > )< / span >
< a id = "__codelineno-74-74" name = "__codelineno-74-74" href = "#__codelineno-74-74" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-75" name = "__codelineno-74-75" href = "#__codelineno-74-75" > < / a > < span class = "kd" > let< / span > < span class = "nv" > num< / span > < span class = "p" > =< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-74-76" name = "__codelineno-74-76" href = "#__codelineno-74-76" > < / a > < span class = "c1" > // 将索引 index 之后的元素都向前移动一位< / span >
< a id = "__codelineno-74-77" name = "__codelineno-74-77" href = "#__codelineno-74-77" > < / a > < span class = "k" > for< / span > < span class = "n" > j< / span > < span class = "k" > in< / span > < span class = "n" > index< / span > < span class = "p" > ..< / span > < span class = "o" > < < / span > < span class = "p" > (< / span > < span class = "n" > _size< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-78" name = "__codelineno-74-78" href = "#__codelineno-74-78" > < / a > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ]< / span > < span class = "p" > =< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "o" > +< / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span >
< a id = "__codelineno-74-79" name = "__codelineno-74-79" href = "#__codelineno-74-79" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-80" name = "__codelineno-74-80" href = "#__codelineno-74-80" > < / a > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-74-81" name = "__codelineno-74-81" href = "#__codelineno-74-81" > < / a > < span class = "n" > _size< / span > < span class = "o" > -=< / span > < span class = "mi" > 1< / span >
< a id = "__codelineno-74-82" name = "__codelineno-74-82" href = "#__codelineno-74-82" > < / a > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-74-83" name = "__codelineno-74-83" href = "#__codelineno-74-83" > < / a > < span class = "k" > return< / span > < span class = "n" > num< / span >
< a id = "__codelineno-74-84" name = "__codelineno-74-84" href = "#__codelineno-74-84" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-85" name = "__codelineno-74-85" href = "#__codelineno-74-85" > < / a >
< a id = "__codelineno-74-86" name = "__codelineno-74-86" href = "#__codelineno-74-86" > < / a > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-74-87" name = "__codelineno-74-87" href = "#__codelineno-74-87" > < / a > < span class = "kd" > func< / span > < span class = "nf" > extendCapacity< / span > < span class = "p" > ()< / span > < span class = "p" > {< / span >
2023-06-03 22:18:57 +08:00
< a id = "__codelineno-74-88" name = "__codelineno-74-88" href = "#__codelineno-74-88" > < / a > < span class = "c1" > // 新建一个长度为原数组 extendRatio 倍的新数组，并将原数组拷贝到新数组< / span >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-74-89" name = "__codelineno-74-89" href = "#__codelineno-74-89" > < / a > < span class = "n" > nums< / span > < span class = "p" > =< / span > < span class = "n" > nums< / span > < span class = "o" > +< / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "n" > repeating< / span > < span class = "p" > :< / span > < span class = "mi" > 0< / span > < span class = "p" > ,< / span > < span class = "bp" > count< / span > < span class = "p" > :< / span > < span class = "n" > _capacity< / span > < span class = "o" > *< / span > < span class = "p" > (< / span > < span class = "n" > extendRatio< / span > < span class = "o" > -< / span > < span class = "mi" > 1< / span > < span class = "p" > ))< / span >
< a id = "__codelineno-74-90" name = "__codelineno-74-90" href = "#__codelineno-74-90" > < / a > < span class = "c1" > // 更新列表容量< / span >
< a id = "__codelineno-74-91" name = "__codelineno-74-91" href = "#__codelineno-74-91" > < / a > < span class = "n" > _capacity< / span > < span class = "p" > =< / span > < span class = "n" > nums< / span > < span class = "p" > .< / span > < span class = "bp" > count< / span >
< a id = "__codelineno-74-92" name = "__codelineno-74-92" href = "#__codelineno-74-92" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-93" name = "__codelineno-74-93" href = "#__codelineno-74-93" > < / a >
< a id = "__codelineno-74-94" name = "__codelineno-74-94" href = "#__codelineno-74-94" > < / a > < span class = "cm" > /* 将列表转换为数组 */< / span >
< a id = "__codelineno-74-95" name = "__codelineno-74-95" href = "#__codelineno-74-95" > < / a > < span class = "kd" > func< / span > < span class = "nf" > toArray< / span > < span class = "p" > ()< / span > < span class = "p" > -> < / span > < span class = "p" > [< / span > < span class = "nb" > Int< / span > < span class = "p" > ]< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-96" name = "__codelineno-74-96" href = "#__codelineno-74-96" > < / a > < span class = "kd" > var< / span > < span class = "nv" > nums< / span > < span class = "p" > =< / span > < span class = "nb" > Array< / span > < span class = "p" > (< / span > < span class = "n" > repeating< / span > < span class = "p" > :< / span > < span class = "mi" > 0< / span > < span class = "p" > ,< / span > < span class = "bp" > count< / span > < span class = "p" > :< / span > < span class = "n" > _size< / span > < span class = "p" > )< / span >
< a id = "__codelineno-74-97" name = "__codelineno-74-97" href = "#__codelineno-74-97" > < / a > < span class = "k" > for< / span > < span class = "n" > i< / span > < span class = "k" > in< / span > < span class = "mi" > 0< / span > < span class = "p" > ..< / span > < span class = "o" > < < / span > < span class = "n" > _size< / span > < span class = "p" > {< / span >
< a id = "__codelineno-74-98" name = "__codelineno-74-98" href = "#__codelineno-74-98" > < / a > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > i< / span > < span class = "p" > ]< / span > < span class = "p" > =< / span > < span class = "kr" > get< / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "p" > :< / span > < span class = "n" > i< / span > < span class = "p" > )< / span >
< a id = "__codelineno-74-99" name = "__codelineno-74-99" href = "#__codelineno-74-99" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-100" name = "__codelineno-74-100" href = "#__codelineno-74-100" > < / a > < span class = "k" > return< / span > < span class = "n" > nums< / span >
< a id = "__codelineno-74-101" name = "__codelineno-74-101" href = "#__codelineno-74-101" > < / a > < span class = "p" > }< / span >
< a id = "__codelineno-74-102" name = "__codelineno-74-102" href = "#__codelineno-74-102" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.zig< / span > < pre > < span > < / span > < code > < a id = "__codelineno-75-1" name = "__codelineno-75-1" href = "#__codelineno-75-1" > < / a > < span class = "c1" > // 列表类简易实现< / span >
< a id = "__codelineno-75-2" name = "__codelineno-75-2" href = "#__codelineno-75-2" > < / a > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > MyList< / span > < span class = "p" > (< / span > < span class = "kr" > comptime< / span > < span class = "w" > < / span > < span class = "n" > T< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > type< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "kt" > type< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-3" name = "__codelineno-75-3" href = "#__codelineno-75-3" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "k" > struct< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-4" name = "__codelineno-75-4" href = "#__codelineno-75-4" > < / a > < span class = "w" > < / span > < span class = "kr" > const< / span > < span class = "w" > < / span > < span class = "n" > Self< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "nb" > @This< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-75-5" name = "__codelineno-75-5" href = "#__codelineno-75-5" > < / a >
< a id = "__codelineno-75-6" name = "__codelineno-75-6" href = "#__codelineno-75-6" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "p" > []< / span > < span class = "n" > T< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "kc" > undefined< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-75-7" name = "__codelineno-75-7" href = "#__codelineno-75-7" > < / a > < span class = "w" > < / span > < span class = "n" > nums_capacity< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 10< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-75-8" name = "__codelineno-75-8" href = "#__codelineno-75-8" > < / a > < span class = "w" > < / span > < span class = "n" > num_size< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-75-9" name = "__codelineno-75-9" href = "#__codelineno-75-9" > < / a > < span class = "w" > < / span > < span class = "n" > extend_ratio< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "mi" > 2< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-75-10" name = "__codelineno-75-10" href = "#__codelineno-75-10" > < / a > < span class = "w" > < / span > < span class = "n" > mem_arena< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > ?< / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > heap< / span > < span class = "p" > .< / span > < span class = "n" > ArenaAllocator< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "kc" > null< / span > < span class = "p" > ,< / span >
< a id = "__codelineno-75-11" name = "__codelineno-75-11" href = "#__codelineno-75-11" > < / a > < span class = "w" > < / span > < span class = "n" > mem_allocator< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > mem< / span > < span class = "p" > .< / span > < span class = "n" > Allocator< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "kc" > undefined< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "c1" > // 内存分配器< / span >
< a id = "__codelineno-75-12" name = "__codelineno-75-12" href = "#__codelineno-75-12" > < / a >
< a id = "__codelineno-75-13" name = "__codelineno-75-13" href = "#__codelineno-75-13" > < / a > < span class = "w" > < / span > < span class = "c1" > // 构造方法（分配内存+初始化列表）< / span >
< a id = "__codelineno-75-14" name = "__codelineno-75-14" href = "#__codelineno-75-14" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > init< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > allocator< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > mem< / span > < span class = "p" > .< / span > < span class = "n" > Allocator< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > !< / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-15" name = "__codelineno-75-15" href = "#__codelineno-75-15" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_arena< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "kc" > null< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-16" name = "__codelineno-75-16" href = "#__codelineno-75-16" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_arena< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > heap< / span > < span class = "p" > .< / span > < span class = "n" > ArenaAllocator< / span > < span class = "p" > .< / span > < span class = "n" > init< / span > < span class = "p" > (< / span > < span class = "n" > allocator< / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-17" name = "__codelineno-75-17" href = "#__codelineno-75-17" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_allocator< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_arena< / span > < span class = "p" > .< / span > < span class = "o" > ?< / span > < span class = "p" > .< / span > < span class = "n" > allocator< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-75-18" name = "__codelineno-75-18" href = "#__codelineno-75-18" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-19" name = "__codelineno-75-19" href = "#__codelineno-75-19" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_allocator< / span > < span class = "p" > .< / span > < span class = "n" > alloc< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums_capacity< / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-20" name = "__codelineno-75-20" href = "#__codelineno-75-20" > < / a > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > mem< / span > < span class = "p" > .< / span > < span class = "n" > set< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nb" > @as< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ));< / span >
< a id = "__codelineno-75-21" name = "__codelineno-75-21" href = "#__codelineno-75-21" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-22" name = "__codelineno-75-22" href = "#__codelineno-75-22" > < / a >
< a id = "__codelineno-75-23" name = "__codelineno-75-23" href = "#__codelineno-75-23" > < / a > < span class = "w" > < / span > < span class = "c1" > // 析构方法（释放内存）< / span >
< a id = "__codelineno-75-24" name = "__codelineno-75-24" href = "#__codelineno-75-24" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > deinit< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-25" name = "__codelineno-75-25" href = "#__codelineno-75-25" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_arena< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "kc" > null< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-26" name = "__codelineno-75-26" href = "#__codelineno-75-26" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_arena< / span > < span class = "p" > .< / span > < span class = "o" > ?< / span > < span class = "p" > .< / span > < span class = "n" > deinit< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-75-27" name = "__codelineno-75-27" href = "#__codelineno-75-27" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-28" name = "__codelineno-75-28" href = "#__codelineno-75-28" > < / a >
< a id = "__codelineno-75-29" name = "__codelineno-75-29" href = "#__codelineno-75-29" > < / a > < span class = "w" > < / span > < span class = "c1" > // 获取列表长度（即当前元素数量）< / span >
< a id = "__codelineno-75-30" name = "__codelineno-75-30" href = "#__codelineno-75-30" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-31" name = "__codelineno-75-31" href = "#__codelineno-75-31" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > num_size< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-32" name = "__codelineno-75-32" href = "#__codelineno-75-32" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-33" name = "__codelineno-75-33" href = "#__codelineno-75-33" > < / a >
< a id = "__codelineno-75-34" name = "__codelineno-75-34" href = "#__codelineno-75-34" > < / a > < span class = "w" > < / span > < span class = "c1" > // 获取列表容量< / span >
< a id = "__codelineno-75-35" name = "__codelineno-75-35" href = "#__codelineno-75-35" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-36" name = "__codelineno-75-36" href = "#__codelineno-75-36" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums_capacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-37" name = "__codelineno-75-37" href = "#__codelineno-75-37" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-38" name = "__codelineno-75-38" href = "#__codelineno-75-38" > < / a >
< a id = "__codelineno-75-39" name = "__codelineno-75-39" href = "#__codelineno-75-39" > < / a > < span class = "w" > < / span > < span class = "c1" > // 访问元素< / span >
< a id = "__codelineno-75-40" name = "__codelineno-75-40" href = "#__codelineno-75-40" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > get< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "n" > T< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-41" name = "__codelineno-75-41" href = "#__codelineno-75-41" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-75-42" name = "__codelineno-75-42" href = "#__codelineno-75-42" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "k" > or< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ())< / span > < span class = "w" > < / span > < span class = "nb" > @panic< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-43" name = "__codelineno-75-43" href = "#__codelineno-75-43" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-75-44" name = "__codelineno-75-44" href = "#__codelineno-75-44" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span > < span class = "w" > < / span >
< a id = "__codelineno-75-45" name = "__codelineno-75-45" href = "#__codelineno-75-45" > < / a >
< a id = "__codelineno-75-46" name = "__codelineno-75-46" href = "#__codelineno-75-46" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素< / span >
< a id = "__codelineno-75-47" name = "__codelineno-75-47" href = "#__codelineno-75-47" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > set< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "n" > T< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-48" name = "__codelineno-75-48" href = "#__codelineno-75-48" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引如果越界则抛出异常，下同< / span >
< a id = "__codelineno-75-49" name = "__codelineno-75-49" href = "#__codelineno-75-49" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "k" > or< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ())< / span > < span class = "w" > < / span > < span class = "nb" > @panic< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-50" name = "__codelineno-75-50" href = "#__codelineno-75-50" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-51" name = "__codelineno-75-51" href = "#__codelineno-75-51" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span > < span class = "w" > < / span >
< a id = "__codelineno-75-52" name = "__codelineno-75-52" href = "#__codelineno-75-52" > < / a >
< a id = "__codelineno-75-53" name = "__codelineno-75-53" href = "#__codelineno-75-53" > < / a > < span class = "w" > < / span > < span class = "c1" > // 尾部添加元素< / span >
< a id = "__codelineno-75-54" name = "__codelineno-75-54" href = "#__codelineno-75-54" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "n" > T< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > !< / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-55" name = "__codelineno-75-55" href = "#__codelineno-75-55" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-75-56" name = "__codelineno-75-56" href = "#__codelineno-75-56" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > capacity< / span > < span class = "p" > ())< / span > < span class = "w" > < / span > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-75-57" name = "__codelineno-75-57" href = "#__codelineno-75-57" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ()]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-58" name = "__codelineno-75-58" href = "#__codelineno-75-58" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-75-59" name = "__codelineno-75-59" href = "#__codelineno-75-59" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > num_size< / span > < span class = "w" > < / span > < span class = "o" > +=< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-60" name = "__codelineno-75-60" href = "#__codelineno-75-60" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span > < span class = "w" > < / span >
< a id = "__codelineno-75-61" name = "__codelineno-75-61" href = "#__codelineno-75-61" > < / a >
< a id = "__codelineno-75-62" name = "__codelineno-75-62" href = "#__codelineno-75-62" > < / a > < span class = "w" > < / span > < span class = "c1" > // 中间插入元素< / span >
< a id = "__codelineno-75-63" name = "__codelineno-75-63" href = "#__codelineno-75-63" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > insert< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "n" > T< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > !< / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-64" name = "__codelineno-75-64" href = "#__codelineno-75-64" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "k" > or< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ())< / span > < span class = "w" > < / span > < span class = "nb" > @panic< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-65" name = "__codelineno-75-65" href = "#__codelineno-75-65" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-75-66" name = "__codelineno-75-66" href = "#__codelineno-75-66" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > capacity< / span > < span class = "p" > ())< / span > < span class = "w" > < / span > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-75-67" name = "__codelineno-75-67" href = "#__codelineno-75-67" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引 i 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-75-68" name = "__codelineno-75-68" href = "#__codelineno-75-68" > < / a > < span class = "w" > < / span > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-69" name = "__codelineno-75-69" href = "#__codelineno-75-69" > < / a > < span class = "w" > < / span > < span class = "k" > while< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > -=< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-70" name = "__codelineno-75-70" href = "#__codelineno-75-70" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-75-71" name = "__codelineno-75-71" href = "#__codelineno-75-71" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-72" name = "__codelineno-75-72" href = "#__codelineno-75-72" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-73" name = "__codelineno-75-73" href = "#__codelineno-75-73" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-75-74" name = "__codelineno-75-74" href = "#__codelineno-75-74" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > num_size< / span > < span class = "w" > < / span > < span class = "o" > +=< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-75" name = "__codelineno-75-75" href = "#__codelineno-75-75" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-76" name = "__codelineno-75-76" href = "#__codelineno-75-76" > < / a >
< a id = "__codelineno-75-77" name = "__codelineno-75-77" href = "#__codelineno-75-77" > < / a > < span class = "w" > < / span > < span class = "c1" > // 删除元素< / span >
< a id = "__codelineno-75-78" name = "__codelineno-75-78" href = "#__codelineno-75-78" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > remove< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "kt" > usize< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "n" > T< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-79" name = "__codelineno-75-79" href = "#__codelineno-75-79" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "w" > < / span > < span class = "k" > or< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ())< / span > < span class = "w" > < / span > < span class = "nb" > @panic< / span > < span class = "p" > (< / span > < span class = "s" > " 索引越界" < / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-80" name = "__codelineno-75-80" href = "#__codelineno-75-80" > < / a > < span class = "w" > < / span > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-75-81" name = "__codelineno-75-81" href = "#__codelineno-75-81" > < / a > < span class = "w" > < / span > < span class = "c1" > // 索引 i 之后的元素都向前移动一位< / span >
< a id = "__codelineno-75-82" name = "__codelineno-75-82" href = "#__codelineno-75-82" > < / a > < span class = "w" > < / span > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-83" name = "__codelineno-75-83" href = "#__codelineno-75-83" > < / a > < span class = "w" > < / span > < span class = "k" > while< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +=< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-84" name = "__codelineno-75-84" href = "#__codelineno-75-84" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-75-85" name = "__codelineno-75-85" href = "#__codelineno-75-85" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-86" name = "__codelineno-75-86" href = "#__codelineno-75-86" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-75-87" name = "__codelineno-75-87" href = "#__codelineno-75-87" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > num_size< / span > < span class = "w" > < / span > < span class = "o" > -=< / span > < span class = "w" > < / span > < span class = "mi" > 1< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-88" name = "__codelineno-75-88" href = "#__codelineno-75-88" > < / a > < span class = "w" > < / span > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-75-89" name = "__codelineno-75-89" href = "#__codelineno-75-89" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-90" name = "__codelineno-75-90" href = "#__codelineno-75-90" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-91" name = "__codelineno-75-91" href = "#__codelineno-75-91" > < / a >
< a id = "__codelineno-75-92" name = "__codelineno-75-92" href = "#__codelineno-75-92" > < / a > < span class = "w" > < / span > < span class = "c1" > // 列表扩容< / span >
< a id = "__codelineno-75-93" name = "__codelineno-75-93" href = "#__codelineno-75-93" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > !< / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
2023-06-03 22:18:57 +08:00
< a id = "__codelineno-75-94" name = "__codelineno-75-94" href = "#__codelineno-75-94" > < / a > < span class = "w" > < / span > < span class = "c1" > // 新建一个长度为原数组 extendRatio 倍的新数组，并将原数组拷贝到新数组< / span >
2023-06-02 02:38:32 +08:00
< a id = "__codelineno-75-95" name = "__codelineno-75-95" href = "#__codelineno-75-95" > < / a > < span class = "w" > < / span > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > newCapacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > extend_ratio< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-96" name = "__codelineno-75-96" href = "#__codelineno-75-96" > < / a > < span class = "w" > < / span > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > extend< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_allocator< / span > < span class = "p" > .< / span > < span class = "n" > alloc< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > newCapacity< / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-97" name = "__codelineno-75-97" href = "#__codelineno-75-97" > < / a > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > mem< / span > < span class = "p" > .< / span > < span class = "n" > set< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > extend< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nb" > @as< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ));< / span >
< a id = "__codelineno-75-98" name = "__codelineno-75-98" href = "#__codelineno-75-98" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将原数组中的所有元素复制到新数组< / span >
< a id = "__codelineno-75-99" name = "__codelineno-75-99" href = "#__codelineno-75-99" > < / a > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > mem< / span > < span class = "p" > .< / span > < span class = "n" > copy< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > extend< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-100" name = "__codelineno-75-100" href = "#__codelineno-75-100" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > extend< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-101" name = "__codelineno-75-101" href = "#__codelineno-75-101" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新列表容量< / span >
< a id = "__codelineno-75-102" name = "__codelineno-75-102" href = "#__codelineno-75-102" > < / a > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > nums_capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > newCapacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-103" name = "__codelineno-75-103" href = "#__codelineno-75-103" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-104" name = "__codelineno-75-104" href = "#__codelineno-75-104" > < / a >
< a id = "__codelineno-75-105" name = "__codelineno-75-105" href = "#__codelineno-75-105" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将列表转换为数组< / span >
< a id = "__codelineno-75-106" name = "__codelineno-75-106" href = "#__codelineno-75-106" > < / a > < span class = "w" > < / span > < span class = "kr" > pub< / span > < span class = "w" > < / span > < span class = "k" > fn< / span > < span class = "w" > < / span > < span class = "n" > toArray< / span > < span class = "p" > (< / span > < span class = "n" > self< / span > < span class = "o" > :< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "n" > Self< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > !< / span > < span class = "p" > []< / span > < span class = "n" > T< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-107" name = "__codelineno-75-107" href = "#__codelineno-75-107" > < / a > < span class = "w" > < / span > < span class = "c1" > // 仅转换有效长度范围内的列表元素< / span >
< a id = "__codelineno-75-108" name = "__codelineno-75-108" href = "#__codelineno-75-108" > < / a > < span class = "w" > < / span > < span class = "kr" > var< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "k" > try< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > mem_allocator< / span > < span class = "p" > .< / span > < span class = "n" > alloc< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > size< / span > < span class = "p" > ());< / span >
< a id = "__codelineno-75-109" name = "__codelineno-75-109" href = "#__codelineno-75-109" > < / a > < span class = "w" > < / span > < span class = "n" > std< / span > < span class = "p" > .< / span > < span class = "n" > mem< / span > < span class = "p" > .< / span > < span class = "n" > set< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "nb" > @as< / span > < span class = "p" > (< / span > < span class = "n" > T< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "mi" > 0< / span > < span class = "p" > ));< / span >
< a id = "__codelineno-75-110" name = "__codelineno-75-110" href = "#__codelineno-75-110" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > nums< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "o" > |*< / span > < span class = "n" > num< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > |< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-75-111" name = "__codelineno-75-111" href = "#__codelineno-75-111" > < / a > < span class = "w" > < / span > < span class = "n" > num< / span > < span class = "p" > .< / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > self< / span > < span class = "p" > .< / span > < span class = "n" > get< / span > < span class = "p" > (< / span > < span class = "n" > i< / span > < span class = "p" > );< / span >
< a id = "__codelineno-75-112" name = "__codelineno-75-112" href = "#__codelineno-75-112" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-113" name = "__codelineno-75-113" href = "#__codelineno-75-113" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-75-114" name = "__codelineno-75-114" href = "#__codelineno-75-114" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-75-115" name = "__codelineno-75-115" href = "#__codelineno-75-115" > < / a > < span class = "w" > < / span > < span class = "p" > };< / span >
< a id = "__codelineno-75-116" name = "__codelineno-75-116" href = "#__codelineno-75-116" > < / a > < span class = "p" > }< / span >
< / code > < / pre > < / div >
< / div >
< div class = "tabbed-block" >
< div class = "highlight" > < span class = "filename" > my_list.dart< / span > < pre > < span > < / span > < code > < a id = "__codelineno-76-1" name = "__codelineno-76-1" href = "#__codelineno-76-1" > < / a > < span class = "cm" > /* 列表类简易实现 */< / span >
< a id = "__codelineno-76-2" name = "__codelineno-76-2" href = "#__codelineno-76-2" > < / a > < span class = "kd" > class< / span > < span class = "w" > < / span > < span class = "nc" > MyList< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-3" name = "__codelineno-76-3" href = "#__codelineno-76-3" > < / a > < span class = "w" > < / span > < span class = "kd" > late< / span > < span class = "w" > < / span > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 数组（存储列表元素）< / span >
< a id = "__codelineno-76-4" name = "__codelineno-76-4" href = "#__codelineno-76-4" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > _capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 10< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表容量< / span >
< a id = "__codelineno-76-5" name = "__codelineno-76-5" href = "#__codelineno-76-5" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 列表长度（即当前元素数量）< / span >
< a id = "__codelineno-76-6" name = "__codelineno-76-6" href = "#__codelineno-76-6" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > _extendRatio< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 2< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "c1" > // 每次列表扩容的倍数< / span >
< a id = "__codelineno-76-7" name = "__codelineno-76-7" href = "#__codelineno-76-7" > < / a >
< a id = "__codelineno-76-8" name = "__codelineno-76-8" href = "#__codelineno-76-8" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 构造方法 */< / span >
< a id = "__codelineno-76-9" name = "__codelineno-76-9" href = "#__codelineno-76-9" > < / a > < span class = "w" > < / span > < span class = "n" > MyList< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-10" name = "__codelineno-76-10" href = "#__codelineno-76-10" > < / a > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > List< / span > < span class = "p" > .< / span > < span class = "n" > filled< / span > < span class = "p" > (< / span > < span class = "n" > _capacity< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > );< / span >
< a id = "__codelineno-76-11" name = "__codelineno-76-11" href = "#__codelineno-76-11" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-12" name = "__codelineno-76-12" href = "#__codelineno-76-12" > < / a >
< a id = "__codelineno-76-13" name = "__codelineno-76-13" href = "#__codelineno-76-13" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表长度（即当前元素数量）*/< / span >
< a id = "__codelineno-76-14" name = "__codelineno-76-14" href = "#__codelineno-76-14" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > size< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > => < / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-15" name = "__codelineno-76-15" href = "#__codelineno-76-15" > < / a >
< a id = "__codelineno-76-16" name = "__codelineno-76-16" href = "#__codelineno-76-16" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 获取列表容量 */< / span >
< a id = "__codelineno-76-17" name = "__codelineno-76-17" href = "#__codelineno-76-17" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > capacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "o" > => < / span > < span class = "w" > < / span > < span class = "n" > _capacity< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-18" name = "__codelineno-76-18" href = "#__codelineno-76-18" > < / a >
< a id = "__codelineno-76-19" name = "__codelineno-76-19" href = "#__codelineno-76-19" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 访问元素 */< / span >
< a id = "__codelineno-76-20" name = "__codelineno-76-20" href = "#__codelineno-76-20" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "kd" > get< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-21" name = "__codelineno-76-21" href = "#__codelineno-76-21" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "n" > RangeError< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-76-22" name = "__codelineno-76-22" href = "#__codelineno-76-22" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-76-23" name = "__codelineno-76-23" href = "#__codelineno-76-23" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-24" name = "__codelineno-76-24" href = "#__codelineno-76-24" > < / a >
< a id = "__codelineno-76-25" name = "__codelineno-76-25" href = "#__codelineno-76-25" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 更新元素 */< / span >
< a id = "__codelineno-76-26" name = "__codelineno-76-26" href = "#__codelineno-76-26" > < / a > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "kd" > set< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-27" name = "__codelineno-76-27" href = "#__codelineno-76-27" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "n" > RangeError< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-76-28" name = "__codelineno-76-28" href = "#__codelineno-76-28" > < / a > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-29" name = "__codelineno-76-29" href = "#__codelineno-76-29" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-30" name = "__codelineno-76-30" href = "#__codelineno-76-30" > < / a >
< a id = "__codelineno-76-31" name = "__codelineno-76-31" href = "#__codelineno-76-31" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 尾部添加元素 */< / span >
< a id = "__codelineno-76-32" name = "__codelineno-76-32" href = "#__codelineno-76-32" > < / a > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-33" name = "__codelineno-76-33" href = "#__codelineno-76-33" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-76-34" name = "__codelineno-76-34" href = "#__codelineno-76-34" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > _size< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > _capacity< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-76-35" name = "__codelineno-76-35" href = "#__codelineno-76-35" > < / a > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > _size< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-36" name = "__codelineno-76-36" href = "#__codelineno-76-36" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-76-37" name = "__codelineno-76-37" href = "#__codelineno-76-37" > < / a > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-38" name = "__codelineno-76-38" href = "#__codelineno-76-38" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-39" name = "__codelineno-76-39" href = "#__codelineno-76-39" > < / a >
< a id = "__codelineno-76-40" name = "__codelineno-76-40" href = "#__codelineno-76-40" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 中间插入元素 */< / span >
< a id = "__codelineno-76-41" name = "__codelineno-76-41" href = "#__codelineno-76-41" > < / a > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "n" > insert< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-42" name = "__codelineno-76-42" href = "#__codelineno-76-42" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "n" > RangeError< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-76-43" name = "__codelineno-76-43" href = "#__codelineno-76-43" > < / a > < span class = "w" > < / span > < span class = "c1" > // 元素数量超出容量时，触发扩容机制< / span >
< a id = "__codelineno-76-44" name = "__codelineno-76-44" href = "#__codelineno-76-44" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > _size< / span > < span class = "w" > < / span > < span class = "o" > ==< / span > < span class = "w" > < / span > < span class = "n" > _capacity< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ();< / span >
< a id = "__codelineno-76-45" name = "__codelineno-76-45" href = "#__codelineno-76-45" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 以及之后的元素都向后移动一位< / span >
< a id = "__codelineno-76-46" name = "__codelineno-76-46" href = "#__codelineno-76-46" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > var< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "o" > --< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-47" name = "__codelineno-76-47" href = "#__codelineno-76-47" > < / a > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-76-48" name = "__codelineno-76-48" href = "#__codelineno-76-48" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-49" name = "__codelineno-76-49" href = "#__codelineno-76-49" > < / a > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-50" name = "__codelineno-76-50" href = "#__codelineno-76-50" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-76-51" name = "__codelineno-76-51" href = "#__codelineno-76-51" > < / a > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "o" > ++< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-52" name = "__codelineno-76-52" href = "#__codelineno-76-52" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-53" name = "__codelineno-76-53" href = "#__codelineno-76-53" > < / a >
< a id = "__codelineno-76-54" name = "__codelineno-76-54" href = "#__codelineno-76-54" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 删除元素 */< / span >
< a id = "__codelineno-76-55" name = "__codelineno-76-55" href = "#__codelineno-76-55" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > remove< / span > < span class = "p" > (< / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-56" name = "__codelineno-76-56" href = "#__codelineno-76-56" > < / a > < span class = "w" > < / span > < span class = "k" > if< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "n" > index< / span > < span class = "w" > < / span > < span class = "o" > > =< / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "k" > throw< / span > < span class = "w" > < / span > < span class = "n" > RangeError< / span > < span class = "p" > (< / span > < span class = "s1" > ' 索引越界' < / span > < span class = "p" > );< / span >
< a id = "__codelineno-76-57" name = "__codelineno-76-57" href = "#__codelineno-76-57" > < / a > < span class = "w" > < / span > < span class = "kt" > int< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > index< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-76-58" name = "__codelineno-76-58" href = "#__codelineno-76-58" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将索引 index 之后的元素都向前移动一位< / span >
< a id = "__codelineno-76-59" name = "__codelineno-76-59" href = "#__codelineno-76-59" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > var< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > index< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "w" > < / span > < span class = "o" > -< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > j< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-60" name = "__codelineno-76-60" href = "#__codelineno-76-60" > < / a > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "p" > ]< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > [< / span > < span class = "n" > j< / span > < span class = "w" > < / span > < span class = "o" > +< / span > < span class = "w" > < / span > < span class = "m" > 1< / span > < span class = "p" > ];< / span >
< a id = "__codelineno-76-61" name = "__codelineno-76-61" href = "#__codelineno-76-61" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-62" name = "__codelineno-76-62" href = "#__codelineno-76-62" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新元素数量< / span >
< a id = "__codelineno-76-63" name = "__codelineno-76-63" href = "#__codelineno-76-63" > < / a > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "o" > --< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-64" name = "__codelineno-76-64" href = "#__codelineno-76-64" > < / a > < span class = "w" > < / span > < span class = "c1" > // 返回被删除元素< / span >
< a id = "__codelineno-76-65" name = "__codelineno-76-65" href = "#__codelineno-76-65" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "kt" > num< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-66" name = "__codelineno-76-66" href = "#__codelineno-76-66" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-67" name = "__codelineno-76-67" href = "#__codelineno-76-67" > < / a >
< a id = "__codelineno-76-68" name = "__codelineno-76-68" href = "#__codelineno-76-68" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 列表扩容 */< / span >
< a id = "__codelineno-76-69" name = "__codelineno-76-69" href = "#__codelineno-76-69" > < / a > < span class = "w" > < / span > < span class = "kt" > void< / span > < span class = "w" > < / span > < span class = "n" > extendCapacity< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
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< a id = "__codelineno-76-70" name = "__codelineno-76-70" href = "#__codelineno-76-70" > < / a > < span class = "w" > < / span > < span class = "c1" > // 新建一个长度为原数组 _extendRatio 倍的新数组< / span >
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< a id = "__codelineno-76-71" name = "__codelineno-76-71" href = "#__codelineno-76-71" > < / a > < span class = "w" > < / span > < span class = "kd" > final< / span > < span class = "w" > < / span > < span class = "n" > _newNums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > List< / span > < span class = "p" > .< / span > < span class = "n" > filled< / span > < span class = "p" > (< / span > < span class = "n" > _capacity< / span > < span class = "w" > < / span > < span class = "o" > *< / span > < span class = "w" > < / span > < span class = "n" > _extendRatio< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > );< / span >
< a id = "__codelineno-76-72" name = "__codelineno-76-72" href = "#__codelineno-76-72" > < / a > < span class = "w" > < / span > < span class = "c1" > // 将原数组拷贝到新数组< / span >
< a id = "__codelineno-76-73" name = "__codelineno-76-73" href = "#__codelineno-76-73" > < / a > < span class = "w" > < / span > < span class = "n" > List< / span > < span class = "p" > .< / span > < span class = "n" > copyRange< / span > < span class = "p" > (< / span > < span class = "n" > _newNums< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ,< / span > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > );< / span >
< a id = "__codelineno-76-74" name = "__codelineno-76-74" href = "#__codelineno-76-74" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新 _nums 的引用< / span >
< a id = "__codelineno-76-75" name = "__codelineno-76-75" href = "#__codelineno-76-75" > < / a > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > _newNums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-76" name = "__codelineno-76-76" href = "#__codelineno-76-76" > < / a > < span class = "w" > < / span > < span class = "c1" > // 更新列表容量< / span >
< a id = "__codelineno-76-77" name = "__codelineno-76-77" href = "#__codelineno-76-77" > < / a > < span class = "w" > < / span > < span class = "n" > _capacity< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "n" > _nums< / span > < span class = "p" > .< / span > < span class = "n" > length< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-78" name = "__codelineno-76-78" href = "#__codelineno-76-78" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-79" name = "__codelineno-76-79" href = "#__codelineno-76-79" > < / a >
< a id = "__codelineno-76-80" name = "__codelineno-76-80" href = "#__codelineno-76-80" > < / a > < span class = "w" > < / span > < span class = "cm" > /* 将列表转换为数组 */< / span >
< a id = "__codelineno-76-81" name = "__codelineno-76-81" href = "#__codelineno-76-81" > < / a > < span class = "w" > < / span > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > toArray< / span > < span class = "p" > ()< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-82" name = "__codelineno-76-82" href = "#__codelineno-76-82" > < / a > < span class = "w" > < / span > < span class = "n" > List< / span > < span class = "o" > < < / span > < span class = "kt" > int< / span > < span class = "o" > > < / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "p" > [];< / span >
< a id = "__codelineno-76-83" name = "__codelineno-76-83" href = "#__codelineno-76-83" > < / a > < span class = "w" > < / span > < span class = "k" > for< / span > < span class = "w" > < / span > < span class = "p" > (< / span > < span class = "kd" > var< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > =< / span > < span class = "w" > < / span > < span class = "m" > 0< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "w" > < / span > < span class = "o" > < < / span > < span class = "w" > < / span > < span class = "n" > _size< / span > < span class = "p" > ;< / span > < span class = "w" > < / span > < span class = "n" > i< / span > < span class = "o" > ++< / span > < span class = "p" > )< / span > < span class = "w" > < / span > < span class = "p" > {< / span >
< a id = "__codelineno-76-84" name = "__codelineno-76-84" href = "#__codelineno-76-84" > < / a > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > .< / span > < span class = "n" > add< / span > < span class = "p" > (< / span > < span class = "kd" > get< / span > < span class = "p" > (< / span > < span class = "n" > i< / span > < span class = "p" > ));< / span >
< a id = "__codelineno-76-85" name = "__codelineno-76-85" href = "#__codelineno-76-85" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-86" name = "__codelineno-76-86" href = "#__codelineno-76-86" > < / a > < span class = "w" > < / span > < span class = "k" > return< / span > < span class = "w" > < / span > < span class = "n" > nums< / span > < span class = "p" > ;< / span >
< a id = "__codelineno-76-87" name = "__codelineno-76-87" href = "#__codelineno-76-87" > < / a > < span class = "w" > < / span > < span class = "p" > }< / span >
< a id = "__codelineno-76-88" name = "__codelineno-76-88" href = "#__codelineno-76-88" > < / a > < span class = "p" > }< / span >
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< script src = "../../javascripts/mathjax.js" > < / script >
< script src = "https://polyfill.io/v3/polyfill.min.js?features=es6" > < / script >
< script src = "https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js" > < / script >
< / body >
< / html >
