如何在yii2框架中使用catchAll组件？

Question

how do use catchAll component in yii2 framwork?

It gives error, when I am configuring as it described in documentation.

'catchAll' => [
    'site/offline',
    'h' => 2,
],

browser show this message:

The page isn't redirecting properly

Answer 1

Could be you need a $h2 param in your controller/action signature

public function actionOffline($h)
{

   if ($h ==2){
      return $this->render('offline_h2');
   }
   return $this->render('offline');
}