buildForm(FormBuilderInterface $builder,

class ChoiceGroupView implements IteratorAggregate

ValueGuess|null guessPattern(string $class,

class ChoiceList implements

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

FormConfigBuilderInterface

FormConfigBuilderInterface

setFormFactory(FormFactoryInterface $formFactory)

string[] getStructuredValues() Returns the values in the structure originally passed to the list

string getName() Returns the name by which the form is identified in forms.