General developer forum

Can I use something like this?

$partimeChoices = array('0'=>'Part time tutor','1'=>'Full time tutor');
$mform->addElement('select', 'fulltime', get_string('parttime'), $partimeChoices);
$mform->setDefault('fulltime', 1);
$mform->disabledIf('fulltime', is_siteadmin($USER), 'eq', false);