code: public function actionCreate()
      {
          $model = new StaticPage();
          $model->time = date("Y-m-d H:i:s");	        
          $model->isdel = 0;
  
          $post = Yii::$app->request->post();
  		if (isset($post['StaticPage']['tags']))
  		{
  			if (is_array($post['StaticPage']['tags']))
  			{
  				$post['StaticPage']['tags'] = implode(",",$post['StaticPage']['tags']);
  			}	
  		}
  		
          if ($model->load($post) && $model->save()) {
              return $this->redirect(['view', 'id' => $model->id]);
          } else {
              return $this->render('create', [
                  'model' => $model,
              ]);
          }
      }
docs: Creates a new StaticPage model.
  If creation is successful, the browser will be redirected to the 'view' page.
  @return mixed