mirror of
https://github.com/krahets/hello-algo.git
synced 2024-12-27 01:16:29 +08:00
45 lines
1 KiB
Ruby
45 lines
1 KiB
Ruby
|
=begin
|
||
|
|
File: hash_map.rb
|
||
|
|
Created Time: 2024-04-14
|
||
|
|
Author: Xuan Khoa Tu Nguyen (ngxktuzkai2000@gmail.com)
|
||
|
|
=end
|
||
|
|
|
||
|
|
require_relative '../utils/print_util'
|
||
|
|
|
||
|
|
### Driver Code ###
|
||
|
|
if __FILE__ == $0
|
||
|
|
# 初始化雜湊表
|
||
|
|
hmap = {}
|
||
|
|
|
||
|
|
# 新增操作
|
||
|
|
# 在雜湊表中新增鍵值對 (key, value)
|
||
|
|
hmap[12836] = "小哈"
|
||
|
|
hmap[15937] = "小囉"
|
||
|
|
hmap[16750] = "小算"
|
||
|
|
hmap[13276] = "小法"
|
||
|
|
hmap[10583] = "小鴨"
|
||
|
|
puts "\n新增完成後，雜湊表為\nKey -> Value"
|
||
|
|
print_hash_map(hmap)
|
||
|
|
|
||
|
|
# 查詢操作
|
||
|
|
# 向雜湊表中輸入鍵 key ，得到值 value
|
||
|
|
name = hmap[15937]
|
||
|
|
puts "\n輸入學號 15937 ，查詢到姓名 #{name}"
|
||
|
|
|
||
|
|
# 刪除操作
|
||
|
|
# 在雜湊表中刪除鍵值對 (key, value)
|
||
|
|
hmap.delete(10583)
|
||
|
|
puts "\n刪除 10583 後，雜湊表為\nKey -> Value"
|
||
|
|
print_hash_map(hmap)
|
||
|
|
|
||
|
|
# 走訪雜湊表
|
||
|
|
puts "\n走訪鍵值對 Key->Value"
|
||
|
|
hmap.entries.each { |key, value| puts "#{key} -> #{value}" }
|
||
|
|
|
||
|
|
puts "\n單獨走訪鍵 Key"
|
||
|
|
hmap.keys.each { |key| puts key }
|
||
|
|
|
||
|
|
puts "\n單獨走訪值 Value"
|
||
|
|
hmap.values.each { |val| puts val }
|
||
|
|
end
|