관리-도구
편집 파일: VoidType.php
<?php declare(strict_types=1); /* * This file is part of sebastian/type. * * (c) Sebastian Bergmann <sebastian@phpunit.de> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace SebastianBergmann\Type; final class VoidType extends Type { public function isAssignable(Type $other): bool { return $other instanceof self; } public function getReturnTypeDeclaration(): string { return ': void'; } public function allowsNull(): bool { return false; } }