hook_ajax_render_alter(array &$data)
Alter the Ajax command data that is sent to the client.
Parameters
\Drupal\Core\Ajax\CommandInterface[] $data: An array of all the rendered commands that will be sent to the client.
Related topics
- Hooks
- Define functions that alter the behavior of Drupal core.
File
- core/lib/Drupal/Core/Form/form.api.php, line 153
- Callbacks and hooks related to form system.
Code
1 2 3 4 5 6 | function hook_ajax_render_alter(array &$data) { // Inject any new status messages into the content area. $status_messages = array('#type' => 'status_messages'); $command = new \Drupal\Core\Ajax\PrependCommand('#block-system-main .content', \Drupal::service('renderer')->renderRoot($status_messages)); $data[] = $command->render();} |
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