public ActionResult Add(GrowthDiary model) { using (ClassScheduleDBEntities db = new ClassScheduleDBEntities()) { ResponseMessage msg = new ResponseMessage(); try { model.CreateTime = DateTime.Now.ToString(FormatDateTime.LongDateTimeStr); model.UpdateTime = model.CreateTime; var entity = db.GrowthDiary.Add(model); db.SaveChanges(); msg.Status = true; } catch (Exception e) { msg.Status = false; } return(Json(msg, JsonRequestBehavior.AllowGet)); } }