public JsonResult Remove(string id) { var success = true; var message = "保存成功!"; try { var costbll = new CostBLL(); costbll.Remove(id); var filebll = new FileInfoBLL(); var files = filebll.DeleteByRecId(id); foreach (var item in files) { System.IO.File.Delete(Server.MapPath(item.FilePath)); } } catch (Exception e) { success = false; message = e.Message; } return(Json(new AjaxResult() { type = success ? ResultType.success : ResultType.error, message = message })); }