order(['sort','help_id' => 'desc'])->select(); } /** * 新增记录 */ public function add(array $data) { $data['applet_id'] = self::$applet_id; return $this->save($data); } /** * 更新记录 */ public function edit(array $data) { return $this->save($data) !== false; } /** * 删除记录 */ public function remove() { return $this->delete(); } }