/** * get_sort_field * (required by view.php) */ function get_sort_field() { if ($this->subfield) { return $this->subfield->get_sort_field(); } else { return parent::get_sort_field(); } }
/** * get_sort_field * (required by view.php) */ function get_sort_field() { if ($this->subfield) { return $this->subfield->get_sort_field(); } else { return parent::get_sort_field(); } }