public JsonResult Add(Sys_Menu_In model) { ResponseModel response = new ResponseModel(); try { if (model.PID == null) { model.PID = 0; } int result = bll.Add(model); if (result == 1) { response.Success = true; response.Message = "添加成功"; } else { response.Success = false; response.Message = "添加失败"; } } catch (Exception ex) { response.Success = false; response.Message = ex.Message; } return(Json(response, JsonRequestBehavior.DenyGet)); }