public FormStateInterface::isRedirectDisabled()

public EnforcedResponseException::getResponse()

public FormState::getButtons() Returns the

public FormErrorHandlerInterface::handleFormErrors(array

Custom exception to break out of the main request and enforce a response. Hierarchy class

public FormStateDecoratorBase::hasInvalidToken()

protected FormValidator::determineLimitValidationErrors(FormStateInterface

hook_batch_alter(&$batch) Alter batch information before a batch is processed. Called

public FormState::setErrorByName($name, $message = '')

public FormState::setRedirect($route_name, array $route_parameters = array(), array