public ActionResult Change(string oap_patient, string oap_dept, string odate, string ap_patient, string ap_dept, string date) { DateTime oda = DateTime.Parse(odate); DateTime da = DateTime.Parse(date); AppointmentService pa = new AppointmentService(); var res = pa.Change(oap_patient, oap_dept, oda, ap_patient, ap_dept, da); //return RedirectToAction(nameof(Index)); return(Json(res, JsonRequestBehavior.AllowGet)); }