class FormType extends

string getBlockPrefix() Returns the prefix of the template block name for this type. The

configureOptions(OptionsResolver

buildForm(FormBuilderInterface $builder,

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

class DateTimeType extends AbstractType

buildForm(FormBuilderInterface $builder,

string getBlockPrefix() Returns the prefix of the template block name for this type. The

buildView(FormView $view,

class SubmitType extends AbstractType implements