public FormStateInterface::isCached()

public ConfirmFormInterface::getFormName()

public FormStateDecoratorBase::setSubmitted()

Holds temporary data accessible during the current page request only. All $form_state properties that are not reserved keys (see other properties

public FormCacheInterface::setCache($form_build_id, $form, FormStateInterface

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

Provides form building and processing. Hierarchy class \Drupal\Core\Form\

public FormState::cleanValues() Removes

public FormState::setTriggeringElement($triggering_element)

public FormState::isMethodType($method_type) Returns