private string deleteDishSize(HttpContext context) { ReturnInfo returnInfo = new ReturnInfo(); returnInfo.isSuccess = false; WK.BLL.bus_dish_size bll = new WK.BLL.bus_dish_size(); int id = int.Parse(context.Request.Params["id"]); if (id > 0) { WK.Model.bus_dish_size model = bll.GetModel(id); model.is_delete = 1; returnInfo.isSuccess = bll.Update(model); } return(Newtonsoft.Json.JsonConvert.SerializeObject(returnInfo)); }