buildPreliminaryFormTree(FormInterface $form)

static array getSubscribedEvents() Returns an array of event names this subscriber

array getData() Returns all collected data.

interface FormDataExtractorInterface Extracts arrays of information out of forms.

collect(Request $request,

Classes

collectViewVariables(FormView $view)

array extractDefaultData(FormInterface $form)

class DataCollectorListener implements

collectDefaultData(FormInterface $form)