public FormState::isCached() Determines

public FormState::getSubmitHandlers() Gets

public FormState::has($property) Determines

public FormState::addRebuildInfo($property, $value) Adds

The HTTP method used by the request building or processing this form. May be any valid HTTP method. Defaults to 'GET', because even though $method

Contains errors for this form. This property is uncacheable. Type:

public FormState::setLimitValidationErrors($limit_validation_errors)

public FormState::getAlwaysProcess() Determines

public FormState::addCleanValueKey($cleanValueKey) Adds

public FormState::getResponse() Gets a response