//--------------------Thủ tục Delete()------------------ private void Delete(int id) { GioHangBUS gioHangBUS = new GioHangBUS(); GioHangDTO gioHang = new GioHangDTO(); gioHang.IdGioHang = id; gioHangBUS._gioHang = gioHang; try { gioHangBUS.Delete(); } catch { Response.Redirect("Trangloi.aspx"); } }