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Direktori : /home2/selectio/www/limpiar.in.net/install/vendor/symfony/uid/ |
Current File : /home2/selectio/www/limpiar.in.net/install/vendor/symfony/uid/UuidV4.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\Uid; /** * A v4 UUID contains a 122-bit random number. * * @author Grégoire Pineau <lyrixx@lyrixx.info> */ class UuidV4 extends Uuid { protected const TYPE = 4; public function __construct(string $uuid = null) { if (null === $uuid) { $uuid = random_bytes(16); $uuid[6] = $uuid[6] & "\x0F" | "\x40"; $uuid[8] = $uuid[8] & "\x3F" | "\x80"; $uuid = bin2hex($uuid); $this->uid = substr($uuid, 0, 8).'-'.substr($uuid, 8, 4).'-'.substr($uuid, 12, 4).'-'.substr($uuid, 16, 4).'-'.substr($uuid, 20, 12); } else { parent::__construct($uuid, true); } } }