C#List转字符串，字符串转List，字符数组转Int数组， List<string> 转换为 List<int> 类型

List转字符串

 

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List<string> List = new List<string>(); string strArray = string.Join(",", List);

字符串转List

 

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string str = "2,4,4,4"; List<string> List=new List<string> (str.Split(','))

字符数组转Int数组

 

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string str = "2,4,4,4"; int[] list = Array.ConvertAll<string, int>(str.Split(','), s => int.Parse(s));

List<string>字符串转Int数组

 

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List<string> List = new List<string>(); string strArray = string.Join(",", List); int[] list = Array.ConvertAll<string, int>(strArray.Split(','), s => int.Parse(s));

 

 

List<string> 转换为 List<int> 类型：

List<int> tempNum = tempStr.Select(int.Parse).ToList();