public FormStateInterface::prepareCallback($callback)

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

public FormStateInterface::setExecuted()

public FormStateInterface::setButtons(array $buttons)

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

public FormStateDecoratorBase::setUserInput(array $us

protected FormBase::config($name) Retrieves

public static FormState::hasAnyErrors() Determines

The HTTP form method to use for finding the input for this form. May be 'POST' or 'GET'. Defaults to 'POST'. Note that 'GET' method forms do

public FormStateDecoratorBase::setRequestMethod($method)