Sets a form element's class attribute.

Adds 'required' and 'error' classes as needed.

Parameters

&$element: The form element.

$name: Array of new class names to be added.

Related topics

File

drupal-6.x/includes/form.inc, line 2256

Code

function _form_set_class(&$element, $class = array()) {
  if ($element['#required']) {
    $class[] = 'required';
  }
  if (form_get_error($element)) {
    $class[] = 'error';
  }
  if (isset($element['#attributes']['class'])) {
    $class[] = $element['#attributes']['class'];
  }
  $element['#attributes']['class'] = implode(' ', $class);
}