public static function Container::processContainer

public static Container::processContainer(&$element, FormStateInterface $form_state, &$complete_form)

Processes a container element.

Parameters

array $element: An associative array containing the properties and children of the container.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

array $complete_form: The complete form structure.

Return value

array The processed element.

File

core/lib/Drupal/Core/Render/Element/Container.php, line 74

Class

Container

Provides a render element that wraps child elements in a container.

Namespace

Drupal\Core\Render\Element

Code

public static function processContainer(&$element, FormStateInterface $form_state, &$complete_form) {
  // Generate the ID of the element if it's not explicitly given.
  if (!isset($element['#id'])) {
    $element['#id'] = HtmlUtility::getUniqueId(implode('-', $element['#parents']) . '-wrapper');
  }
  return $element;
}