ChoiceFieldName example

return new ChoiceLabel($formType, $label, $vary);
    }

    /** * Decorates a "choice_name" callback to make it cacheable. * * @param callable|array $fieldName Any pseudo callable to create a field name from a choice * @param mixed $vary Dynamic data used to compute a unique hash when caching the callback */
    public static function fieldName(FormTypeInterface|FormTypeExtensionInterface $formType, callable|array $fieldName, mixed $vary = null): ChoiceFieldName
    {
        return new ChoiceFieldName($formType, $fieldName, $vary);
    }

    /** * Decorates a "choice_attr" option to make it cacheable. * * @param callable|array $attr Any pseudo callable or array to create html attributes from a choice * @param mixed $vary Dynamic data used to compute a unique hash when caching the option */
    public static function attr(FormTypeInterface|FormTypeExtensionInterface $formType, callable|array $attr, mixed $vary = null): ChoiceAttr
    {
        return new ChoiceAttr($formType, $attr, $vary);
    }