public &FormStateDecoratorBase::getTriggeringElement()

public FormState::setSubmitted() Sets that

The subform. Type: mixed[] File core/lib/Drupal/Core/Form/SubformState

public FormBuilder::validateForm($form_id, &$form, FormStateInterface &

public FormStateInterface::setFormObject(FormInterface $form_object)

public FormStateDecoratorBase::setValue($key, $value)

public FormStateDecoratorBase::setBuildInfo(array $bu

If TRUE and the method is GET, a form_id is not necessary. This property is uncacheable. Type:

The main content to AJAX Response renderer. Type:

public FormStateInterface::set($property, $value)