protected void grvChu_RowDeleting(object sender, GridViewDeleteEventArgs e) { string _maChu = grvChu.DataKeys[e.RowIndex].Value.ToString(); bool HoSoChinhThuc = false; if (Session["LoaiHoSo"] == "DuBi") { HoSoChinhThuc = false; } else if (Session["LoaiHoSo"] == "ChinhThuc") { HoSoChinhThuc = true; } bool kq = don.XoaChu(HoSoChinhThuc, _maChu); LoadgrvChu(); }