C#.字符串转数组,数组转字符串

 string str = "1,2,3,4,5,6,7";
 string[] strArray = str.Split(','); //字符串转数组
 str = string.Empty;
 str = string.Join(",", strArray);//数组转成字符串

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原文地址:https://www.cnblogs.com/yunchen/p/13818808.html