/**
  * Creates a new Categories model.
  * If creation is successful, the browser will be redirected to the 'view' page.
  * @return mixed
  */
 public function actionCreate()
 {
     $model = new Categories();
     if ($model->load(Auction::$app->request->post()) && $model->save()) {
         return 'Success';
     } else {
         return $this->renderPartial('_form', [
             'model' => $model,
         ]);
     }
 }