Online PHP editor | output for NUsNP

<?php declare(strict_types = 1); interface SurveyAnswerInterface extends BackedEnum { public static function getQuestion(): string; } enum SituationAnswer: string implements SurveyAnswerInterface { case NEW = 'new'; case OLD = 'old'; public static function getQuestion(): string { return 'What is your situation?'; } } var_dump(SituationAnswer::NEW::getQuestion());