web下使用水晶报表原创

string sql = "Select * From [Total_notewash]";
        DataTable dt = SqlHelper.ExecSQLDT(sql);
        ReportDocument document = new ReportDocument();
        document.Load(Server.MapPath("CrystalReport_notewash.rpt"));
        document.SetDataSource(dt);
        CrystalReportViewer1.ReportSource = document;