Same name and namespace in other branches
- 8.9.x core/lib/Drupal/Core/Render/Element/RenderElement.php \Drupal\Core\Render\Element\RenderElement::preRenderAjaxForm()
- 9 core/lib/Drupal/Core/Render/Element/RenderElement.php \Drupal\Core\Render\Element\RenderElement::preRenderAjaxForm()
Adds Ajax information about an element to communicate with JavaScript.
If #ajax is set on an element, this additional JavaScript is added to the page header to attach the Ajax behaviors. See ajax.js for more information.
Parameters
array $element: An associative array containing the properties of the element. Properties used:
- #ajax['event']
- #ajax['prevent']
- #ajax['url']
- #ajax['httpMethod']
- #ajax['callback']
- #ajax['options']
- #ajax['wrapper']
- #ajax['parameters']
- #ajax['effect']
- #ajax['accepts']
Return value
array The processed element with the necessary JavaScript attached to it.
Overrides RenderElementBase::preRenderAjaxForm
File
- core/
lib/ Drupal/ Core/ Render/ Element/ RenderElement.php, line 52
Class
- RenderElement
- Provides a base class for render element plugins.
Namespace
Drupal\Core\Render\ElementCode
public static function preRenderAjaxForm($element) {
@trigger_error('\\Drupal\\Core\\Render\\Element\\RenderElement::preRenderAjaxForm() is deprecated in drupal:10.3.0 and is removed from drupal:12.0.0. Use \\Drupal\\Core\\Render\\Element\\RenderElementBase::preRenderAjaxForm() instead. See https://www.drupal.org/node/3436275', E_USER_DEPRECATED);
return parent::preRenderAjaxForm($element);
}