public function postalcode($name, $value = null, $options = [])
{
if (isset($options['class'])) {
$options['class'] .= ' postalcodeNL';
} else {
$options['class'] = 'postalcodeNL';
}
$options = $this->converter->convert(Helper::getFormAttribute($name)) + $options;
return parent::text($name, $value, $options);
}
