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ReportViewer1.LocalReport.DataSources.Clear();
ReportViewer1.LocalReport.DataSources.Add(new ReportDataSource("DataSetReport_数据集", DataTable));
ReportViewer1.LocalReport.ReportPath = "Report/****.rdlc";
ReportViewer1.LocalReport.ReportEmbeddedResource = "****.rdlc";
//传参数
ReportParameter rpStartDate = new ReportParameter("StartDate", DateTime.Now.ToShortDateString());
ReportParameter rpEndDate = new ReportParameter("EndDate", DateTime.Now.ToShortDateString());
ReportViewer1.LocalReport.SetParameters(new ReportParameter[] { rpStartDate, rpEndDate });
ReportViewer1.DataBind();
ReportViewer1.LocalReport.Refresh();