Jackalope\Query\QueryResult::getSelectorNames PHP Метод

    public function getSelectorNames()
    {
        $selectorNames = array();
        foreach ($this->rows as $row) {
            foreach ($row as $column) {
                if (array_key_exists('dcr:selectorName', $column)) {
                    $selectorNames[] = $column['dcr:selectorName'];
                }
            }
        }
        return array_unique($selectorNames);
    }