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 1 1、ArrarList 转换为 string[] :
2
3   ArrayList list = new ArrayList();
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5   list.Add("aaa");
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7   list.Add("bbb");
8
9   //转换成数组
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11   string[] arrString = (string[])list.ToArray(typeof( string)) ;
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13   2string[] 转换为 ArrarList :
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15   ArrayList list = new ArrayList(new string[] { "aaa", "bbb" });
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17   3、ArrayList 转换为 string
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19   ArrayList list = new ArrayList();
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21   list.Add("aaa");
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23   list.Add("bbb");
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25   //转换成数组
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27   string str= string.Join(",", (string[])list.ToArray(typeof( string)));
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29   4string 转换为 ArrayList :
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31   string str="1,2,3,4,5";
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33   ArrayList b = new ArrayList( str.Split(',') ) ;

 

posted on 2012-02-23 11:27  smiling face  阅读(173)  评论(0编辑  收藏  举报