Pimcore\Model\Document\PageSnippet::__sleep PHP Метод

    public function __sleep()
    {
        $finalVars = [];
        $parentVars = parent::__sleep();
        $blockedVars = ["inheritedElements"];
        foreach ($parentVars as $key) {
            if (!in_array($key, $blockedVars)) {
                $finalVars[] = $key;
            }
        }
        return $finalVars;
    }

 /**
  *
  */
 public function __sleep()
 {
     $finalVars = array();
     $parentVars = parent::__sleep();
     $blockedVars = array("usePersona");
     foreach ($parentVars as $key) {
         if (!in_array($key, $blockedVars)) {
             $finalVars[] = $key;
         }
     }
     return $finalVars;
 }