private void btnGroup_Click(object sender, EventArgs e) { rptGroup doc = new rptGroup(); DataTable dt = DBMaker.学生成绩表(); doc.SetDataSource(dt); crystalReportViewer1.ReportSource = doc; }
private void btnGroup_Click(object sender, EventArgs e) { DataTable dt = DBMaker.学生成绩表(); reportViewer1.Reset(); reportViewer1.LocalReport.DataSources.Clear(); reportViewer1.LocalReport.DataSources.Add(new ReportDataSource("DataSetScore_学生成绩", dt)); reportViewer1.LocalReport.ReportEmbeddedResource = "AboutReport.RDLC.rptGroup.rdlc"; reportViewer1.RefreshReport(); }