C#List泛型集合

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace List泛型集合{    class Program    {        static void Main(string[] args)        {            //list.有一些方法，Remove,            List<int> list = new List<int>();            list.Add(1);            list.Add(2);            list.AddRange(new int[] { 1, 2, 3, 4, 5, 6 });            list.AddRange(list);            for (int i = 0; i < list.Count; i++)            {                Console.WriteLine(list[i]);            }            Console.ReadKey();            //List泛型集合可以转换为数组            int[] num = list.ToArray();            //数组可以转换为List集合            num.ToList();        }    }}