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Adapter
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ParameterNormalizer.php
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<?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\Cache\Adapter; /** * @author Lars Strojny <lars@strojny.net> */ final class ParameterNormalizer { public static function normalizeDuration(string $duration): int { if (is_numeric($duration)) { return $duration; } if (false !== $time = strtotime($duration, 0)) { return $time; } try { return \DateTime::createFromFormat('U', 0)->add(new \DateInterval($duration))->getTimestamp(); } catch (\Exception $e) { throw new \InvalidArgumentException(sprintf('Cannot parse date interval "%s".', $duration), 0, $e); } } }