A list containing copies of all submit and button elements in the form. This property is uncacheable. Type:

The module handler. Type:

Tracks if any errors have been set on any form. Type: bool File

public FormStateInterface::isProcessingInput()

public FormStateInterface::cleanValues()

public FormState::setSubmitHandlers(array $submit_handlers)

public FormStateInterface::getButtons()

If set to TRUE the form will skip calling form element value callbacks, except for a select list of callbacks provided by Drupal core that are known to be safe.

public FormState::getRebuildInfo() Gets

public FormState::setProcessInput($process_input = TRUE)