. namespace core_question\bank; /** * Base class for 'columns' that are actually displayed as a row following the main question row. * * @copyright 2009 Tim Hunt * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ abstract class row_base extends column_base { public function is_extra_row() { return true; } protected function display_start($question, $rowclasses) { if ($rowclasses) { echo '