name : ClockInterface.php <?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Clock; use Psr\Clock\ClockInterface as PsrClockInterface; /** * @author Nicolas Grekas <p@tchwork.com> */ interface ClockInterface extends PsrClockInterface { public function sleep(float|int $seconds): void; public function withTimeZone(\DateTimeZone|string $timezone): static; }