protected void btnEdit_Click(object sender, EventArgs e) { try { if (ddlNgayThucAnThua.SelectedValue != "" && ddlNgayThucAnThua.SelectedValue != null) { txtNgayAn.Text = ddlNgayThucAnThua.SelectedItem.Text; hdListChuong.Value = ""; hdListTenChuong.Value = ""; hdListThua.Value = ""; DataTable tblDetails = csCont.CaSauAn_GetCaSauAnThuaByCaSauAn(int.Parse(ddlNgayThucAnThua.SelectedValue)); foreach (DataRow r in tblDetails.Rows) { hdListChuong.Value += ";" + r["Chuong"].ToString(); hdListTenChuong.Value += ";" + r["TenChuong"].ToString(); hdListThua.Value += ";" + r["Thua"].ToString(); } if (hdListChuong.Value != "") { hdListChuong.Value = hdListChuong.Value.Substring(1); } if (hdListTenChuong.Value != "") { hdListTenChuong.Value = hdListTenChuong.Value.Substring(1); } if (hdListThua.Value != "") { hdListThua.Value = hdListThua.Value.Substring(1); } Page.ClientScript.RegisterStartupScript(typeof(string), "initDetails", "<script language=javascript>bindChuong();</script>", false); } } catch (Exception ex) { Response.Write(ex.Message); } }