If set to TRUE the form will NOT perform a redirect, even if self::$redirect is set. This property is uncacheable.

public static FormElementHelper::getElementTitle(array $element)

public FormStateInterface::getValidateHandlers()

The config factory. Type:

public FormState::cleanValues() Removes

public FormStateInterface::setCached($cache = TRUE)

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

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

public FormStateDecoratorBase::setStorage(array $storage)

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