static int|string toArrayKey(mixed $choice) Casts the given choice to an array key

ChoiceListInterface

int[]|string[] getOriginalKeys() Returns the original keys of the choices. The original

interface ChoiceListFactoryInterface Creates {@link ChoiceListInterface} instances.

interface ChoiceListInterface A list of choices that can be selected in a choice field. A

class DefaultChoiceListFactory implements

string[] getValuesForChoices(array $choices) Returns the values corresponding to the given choices

array getChoices() Returns all selectable choices.

ChoiceListInterface

ChoiceListFactoryInterface getDecoratedFactory() Returns the decorated factory. Return Value ChoiceListFactoryInterface The decorated factory