Pimcore\Model\Property\Predefined::setData PHP Метод

    public function setData($data)
    {
        $this->data = $data;
        return $this;
    }

 public function installProperties()
 {
     $defProperty = Property\Predefined::getByKey('assigned_language');
     if (!$defProperty instanceof Property\Predefined) {
         $languages = \Pimcore\Tool::getValidLanguages();
         $data = 'all,';
         foreach ($languages as $language) {
             $data .= $language . ',';
         }
         $data = rtrim($data, ',');
         $property = new Property\Predefined();
         $property->setType('select');
         $property->setName('Assigned Language');
         $property->setKey('assigned_language');
         $property->setDescription('set a specific language which lucene search should respect while crawling.');
         $property->setCtype('asset');
         $property->setData('all');
         $property->setConfig($data);
         $property->setInheritable(FALSE);
         $property->save();
     }
 }