/**
  * 子节点列表页
  *
  * @return string
  */
 public function actionRole_child()
 {
     $model = new Auth_item_child();
     $error = '';
     if (\Yii::$app->request->isPost) {
         try {
             $rs = $model->addChild(\Yii::$app->request->post());
             if ($rs) {
                 jump_success(t_arr('app', ['add', 'success'], '', '!'));
             }
         } catch (Exception $e) {
             $model->addError('child', $e->getMessage());
         }
     }
     //子节点列表
     $name = \Yii::$app->request->get('name');
     $childList = $model->getChildListByName($name);
     return $this->render('role_child', ['model' => $model, 'childList' => $childList, 'name' => $name]);
 }