private void danhsachtintucdangrender() { tblBaiViet ds = new tblBaiViet(); DataTable dt = new DataTable(); DateTime ngay = Convert.ToDateTime(txtngay.Text); int kenh = 0; try { kenh = Convert.ToInt32(cmbkenh.SelectedItem.Value); } catch { kenh = 0; } dt = ds.DanhSachBaiVietTheoNgayDangRender(Cl_KetNoi.hamketnoisql(), int.Parse(lblflag.Value.ToString()), ngay, kenh); if (dt.Rows.Count > 0) { stodanhsachtintuc.DataSource = dt; stodanhsachtintuc.DataBind(); } }