Sulu\Bundle\CategoryBundle\Category\CategoryManager::findChildren PHP Метод

    public function findChildren($key, $sortBy = null, $sortOrder = null)
    {
        @trigger_error(__METHOD__ . '() is deprecated since version 1.4 and will be removed in 2.0. Use findChildrenByParentKey() instead.', E_USER_DEPRECATED);
        return $this->categoryRepository->findChildren($key, $sortBy, $sortOrder);
    }