public ActionResult DangKy(Khachhang std) { string message = std.SDTKH.ToString(); std.MatKhau = CreateMD5(std.MatKhau.ToString()); string check = new KhachHangModel().CheckInsert(std.SDTKH.ToString()); int cvcheck = Convert.ToInt32(check); if (cvcheck == 0) { khachHangModel.ThemKhachHang(std); } return(Json(new { data = cvcheck, JsonRequestBehavior.AllowGet })); }