public FormStateDecoratorBase::hasInvalidToken()

public &FormStateInterface::getTemporaryValue($key)

hook_ajax_render_alter(array &$data) Alter the Ajax command data that is sent to the client.

protected FormValidator::handleErrorsWithLimitedValidation(&$form, FormStateInterface

public FormBuilder::getForm($form_arg) Gets

protected static OptGroup::doFlattenOptions(array $array, array &$options)

The request stack. Type: \Symfony\Component\HttpFoundation\RequestStack File

public FormStateInterface::setProgrammedBypassAccessCheck($pr

public FormBuilderInterface::prepareForm($form_id, &$form

protected FormBuilder::valueCallableIsSafe(callable $value_callable)