CommentModel::__construct PHP Метод

    public function __construct()
    {
        parent::__construct('Comment');
        $this->pageCache = Gdn::cache()->activeEnabled() && c('Properties.CommentModel.pageCache', false);
        $this->fireEvent('AfterConstruct');
    }

 function __construct($id = 0)
 {
     parent::__construct('bookmarks_comments', 'bookmark_id', $id);
 }