collectSubmittedData(FormInterface $form)

class LanguageType extends AbstractType

mapFormsToData($radios, $choice) Maps the data of a list of forms into the properties of some data

class ButtonType extends

bool isCsrfTokenValid(string $intention, string $token) Validates a CSRF token.

buildForm(FormBuilderInterface $builder,

string|null getParent() Returns the name of the parent type.

onSubmit(FormEvent $event)

class Form extends Constraint

configureOptions(OptionsResolver