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/Drupal 7

function form_process_container

form_process_container($element, &$form_state)

Processes a container element.

Parameters

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

$form_state: The $form_state array for the form this element belongs to.

Return value

The processed element.

Related topics

File

includes/form.inc, line 3378
Functions for form and batch generation and processing.

Code

function form_process_container($element, &$form_state) {
  // Generate the ID of the element if it's not explicitly given.
  if (!isset($element['#id'])) {
    $element['#id'] = drupal_html_id(implode('-', $element['#parents']) . '-wrapper');
  }
  return $element;
}

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Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/includes!form.inc/function/form_process_container/7.x