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C# ArrayList 与 string、string[] 的转换

1、ArrarList 转换为 string[] ArrayList list = new ArrayList(); list.Add("aaa"); list.Add("bbb"); //转换成数组 string[] arrString = (string[])list.ToArray(typeof( string)); 2、string[] 转换为 ArrarList ArrayList list = new ArrayList(new string[] { "aaa", "bbb" }); 3、ArrayList 转换为 string ArrayList list = new ArrayList(); list.Add("aaa"); list.Add("bbb"); //转换成数组 string str= string.Join(",", (string[])list.ToArray(typeof( string))); 4、string 转换为 ArrayList string str="1,2,3,4,5"; ArrayList b = new ArrayList( str.Split(',') );   from:https://www.cnblogs.com/stone_w/archive/2012/03/21/2409357.html

龙生   14 Dec 2017
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