preBind(FormEvent $event)

onSubmit(FormEvent $event)

class FileType extends AbstractType

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

class BaseType extends AbstractType

mixed transform(mixed $choice) Transforms a single choice to a format appropriate for the nested

array getChoices() Returns the list of choices.

buildForm(FormBuilderInterface $builder,

array getValues() Returns the values for the choices.

array getPreferredViews() Returns the choice views of the preferred choices as nested array with