code: public function actionIndex()
      {
          $searchModel  = \Yii::createObject(UserSearch::className());
          $dataProvider = $searchModel->search($_GET);
  
          return $this->render('index', [
              'dataProvider' => $dataProvider,
              'searchModel'  => $searchModel,
          ]);
      }
docs: Lists all User models.
  @return mixed