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C#中List〈string〉和string[]数组之间的相互转换

  • 时间:2022-10-18 18:37 编辑: 来源: 阅读:
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摘要:C#中List〈string〉和string[]数组之间的相互转换
1,从System.String[]转到List<System.String> System.String[] str={"str","string","abc"}; List<System.String> listS=new List<System.String>(str);   2, 从List<System.String>转到System.String[] List<System.String> listS=new List<System.String>(); listS.Add("str"); listS.Add("hello"); System.String[] str=listS.ToArray();   测试如下: using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace ConsoleApplication1 {     class Program     {         static void Main(string[] args)         {             System.String[] sA = { "str","string1","sting2","abc"};             List<System.String> sL = new List<System.String>();             for (System.Int32 i = 0; i < sA.Length;i++ )             {                 Console.WriteLine("sA[{0}]={1}",i,sA[i]);             }             sL = new List<System.String>(sA);             sL.Add("Hello!");             foreach(System.String s in sL)             {                 Console.WriteLine(s);             }             System.String[] nextString = sL.ToArray();             Console.WriteLine("The Length of nextString is {0}",nextString.Length);             Console.Read();         }     } } 结果显示: [img]http://img.1sucai.cn/uploads/article/2018010710/20180107100107_0_29876.jpg[/img]
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