public function __construct(SimpleXMLElement $xml = null) { parent::__construct($xml); if (is_null($xml)) { return; } if (count($xml->thumbParamsIdEqual)) { $this->thumbParamsIdEqual = (int) $xml->thumbParamsIdEqual; } $this->thumbParamsVersionEqual = (string) $xml->thumbParamsVersionEqual; $this->thumbAssetIdEqual = (string) $xml->thumbAssetIdEqual; $this->thumbAssetVersionEqual = (string) $xml->thumbAssetVersionEqual; }