public FieldItemInterface::getFieldDefinition()

public FieldConfigStorage::importDelete($name, Config $new_config

public FieldItemListInterface::getEntity()

public FieldConfigBase::getDescription()

public FieldItemListInterface::defaultValuesFormSubmit(array

public FieldItemListInterface::__isset($property_name)

public FieldItemListInterface::__get($property_name)

public WidgetInterface::settingsForm(array $form, FormStateInterface

The name of the entity type the field can be attached to. Type: string File

protected FieldItemBase::getSetting($setting_name)