水晶报表中传递参数的最佳方式 [英] Which is Best Way passing Parameters in crystal reports

问题描述

我在C#中使用Crystal Reports.

我想知道哪种是获取报告的最佳和最快方法

1.通过如下所示的编码传递参数

Iam using crystal Reports in my c#.

i want to know which is best and fastest way getting reports

1.Passing Parameters thru coding like below

ReportDocument cryRpt = new ReportDocument();
                cryRpt.Load(AppDomain.CurrentDomain.BaseDirectory + "/Reports/PurchaseReturn.rpt");
                ParameterFieldDefinitions crParameterFieldDefinitions;
                ParameterFieldDefinition crParameterFieldDefinition;
                ParameterValues crParameterValues = new ParameterValues();
                ParameterDiscreteValue crParameterDiscreteValue = new ParameterDiscreteValue();

                crParameterDiscreteValue.Value = PId;
                crParameterFieldDefinitions = cryRpt.DataDefinition.ParameterFields;
                crParameterFieldDefinition = crParameterFieldDefinitions["@PId"];
                crParameterValues = crParameterFieldDefinition.CurrentValues;

或
2.

or
2.

DataSet PurchaseInvoiceReport = bllPurchaseInvoice.PurchaseInvoiceReport(PINo);

              cryRpt.SetDataSource(PurchaseInvoiceReport.Tables[0]);
              obj.crystalReportViewer1.ReportSource = cryRpt;
              obj.crystalReportViewer1.Refresh();
              clsCR.ApplyLogonToTables(cryRpt);

              obj.ShowDialog();

请帮助

问候
Nirmala Devi

Pls help

Regards
Nirmala Devi

推荐答案

我认为最快的方法是使用数据集

请通过此链接

http://www.aspsnippets.com/Articles/Crystal-Report-ASPNet-Example-using-DataSet-或-DataTable-in-C-VBNet-and-Visual-Studio-2010.aspx [

I think fastest way is using datasets

Kindly go through this link

http://www.aspsnippets.com/Articles/Crystal-Report-ASPNet-Example-using-DataSet-or-DataTable-in-C-VBNet-and-Visual-Studio-2010.aspx[^]

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