C#代码常用技巧
摘要:1、拼sql语句时,list中元素加单引号并以逗号分开:string.Join(",",list.Select(r=>"'"+r+"'")) 2、string str="'"+r+"',"; list.Trim(","); //TrimEnd(',')去掉最后一个逗号 3、string[] arr=
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posted @ 2019-10-16 16:20
posted @ 2019-10-16 16:20
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posted @ 2013-08-19 10:49