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分割字符到列DECLARE @a VARCHAR(10)SET @a ='00G-2-1102'SELECT CHARINDEX('-',@a,CHARINDEX('-',@a))SELECT CHARINDEX('-',@a,CHARINDEX('-',@a)+1) SELECT SUBSTRIN 阅读全文
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string ruhufugailv = "0"; string formulaSet = "A/(A+B+C)*100"; string formulaSet01 = formulaSet; formulaSet01 = formulaSet01.Replace("A", "" + (decima 阅读全文
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////在出现未处理的错误时运行的代码 //Response.Clear(); //Response.StatusCode = 404; //Response.Write("<!DOCTYPE html>"); //Response.Write("<html>"); //Response.Write 阅读全文
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sqlserver数据库字段bit等于bool类型 ,false等于0,true等于1 阅读全文