Edit File: NilTrait.php
<?php /** * This file is part of the ramsey/uuid library * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. * * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com> * @license http://opensource.org/licenses/MIT MIT */ declare(strict_types=1); namespace Ramsey\Uuid\Rfc4122; /** * Provides common functionality for nil UUIDs * * The nil UUID is special form of UUID that is specified to have all 128 bits * set to zero. * * @link https://tools.ietf.org/html/rfc4122#section-4.1.7 RFC 4122, ยง 4.1.7: Nil UUID * * @psalm-immutable */ trait NilTrait { /** * Returns the bytes that comprise the fields */ abstract public function getBytes(): string; /** * Returns true if the byte string represents a nil UUID */ public function isNil(): bool { return $this->getBytes() === "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; } }
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