public function actionIndex()
 {
     $searchModel = new BannerSearch();
     $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
     return $this->render('index', ['searchModel' => $searchModel, 'dataProvider' => $dataProvider]);
 }
 public function actionIndex()
 {
     $search = new BannerSearch();
     $provider = $search->search(\Yii::$app->request->get());
     return $this->render('index', ['search' => $search, 'dataProvider' => $provider]);
 }