C#集合类型

using System;
using System.Collections;
using System.Collections.Generic;

namespace codeTest
{
    class Program
    {
        static void Main(string[] args)
        {
            //C#集合类型

            //数组都继承于System.Array  长度固定
            //一维数据
            int[] numbers = new int[5];
            //二维数据
            int[,] numbers2 = new int[5,5];
            //数组的数据
            int[][] numbers3 = new int[5][];

            //初始化
            int[] intArray = new int[5] { 1, 2, 3, 4, 5 };
            int[] intArray1 = new int[] { 1, 2, 3, 4, 5 };
            int[] intArray2 = { 1, 2, 3, 4, 5 };
            string[,] strArray = new string[,] { { "A", "B" }, { "C", "D" } };
            string[][] strArray1 = new string[][] { new string[] { "A", "B" }, new string[] { "C", "D" } };


            //列表都继承于System.Collection
            ArrayList AL = new ArrayList();
            AL.Add(100);
            AL.Add("ccc");
            AL.Remove(100);
            Console.WriteLine(AL[0]);

            List<int> ListA = new List<int>();
            ListA.Add(100);
            ListA.AddRange(new int[] { 101, 102, 103 });
            ListA.Contains(100);
            ListA.Remove(100);
            ListA.Insert(1, 200);
            ListA.InsertRange(1, new int[] { 201, 202, 203 });
            ListA.IndexOf(100);

            //哈希表
            Hashtable ht = new Hashtable();
            ht.Add(1, "1");
            ht.Add("2", 2);
            //字典
            Dictionary<int, string> dic = new Dictionary<int, string>();
            dic.Add(1,"1");

            //根据Key值排序
            SortedList<int, int> a = new SortedList<int, int>();

            //stack queue
        }
    }




}