/**
* Count/length validator.
* @param MultiSelectBox
* @param array min and max length pair
* @return bool
*/
public static function validateLength(MultiSelectBox $control, $range)
{
if (!is_array($range)) {
$range = array($range, $range);
}
$count = count($control->getSelectedItem());
return ($range[0] === NULL || $count >= $range[0]) && ($range[1] === NULL || $count <= $range[1]);
}
getControl(){$control=parent::getControl();$control->multiple=TRUE;return$control;}static
function
validateLength(MultiSelectBox$control,$range){if(!is_array($range)){$range=array($range,$range);}$count=count($control->getSelectedItem());return($range[0]===NULL||$count>=$range[0])&&($range[1]===NULL||$count<=$range[1]);}}class
