字典集合

Dictionary<,>

using System;
using System.Collections.Generic;
namespace _076_字典集合
{
    class Program
    {
        static void Main(string[] args)
        {
            //Dictionary<TKey,TValue>  指定类型的键、值
            Dictionary<int, string> dic = new Dictionary<int, string>();
            dic.Add(1, "卡特琳娜");
            dic.Add(2, "阿卡丽");
            dic.Add(3, "瑞雯");
            //dic.Add(1, "会异常");
            //dic[1] = "不会异常";
            foreach (var item in dic)
            {
                Console.WriteLine(item);
            }
            Console.WriteLine("=========================================");
            foreach (KeyValuePair<int, string> kv in dic)
            {
                Console.WriteLine("键：{0}，值：{1}", kv.Key, kv.Value);
            }
            Console.WriteLine("=========================================");
            foreach (var item in dic.Keys)
            {
                Console.WriteLine("键：{0}，值：{1}", item, dic[item]);
            }
            Console.WriteLine("=========================================");
            Console.ReadKey();
        }
    }
}