vendor/symfony/polyfill-apcu/Apcu.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\Polyfill\Apcu;

/**
 * Apcu for Zend Server Data Cache.
 *
 * @author Kate Gray <opensource@codebykate.com>
 * @author Nicolas Grekas <p@tchwork.com>
 *
 * @internal
 */
final class Apcu
{
    public static function apcu_add($key, $var = null, $ttl = 0)
    {
        if (!is_array($key)) {
            return apc_add($key, $var, $ttl);
        }

        $errors = array();
        foreach ($key as $k => $v) {
            if (!apc_add($k, $v, $ttl)) {
                $errors[$k] = -1;
            }
        }

        return $errors;
    }

    public static function apcu_store($key, $var = null, $ttl = 0)
    {
        if (!is_array($key)) {
            return apc_store($key, $var, $ttl);
        }

        $errors = array();
        foreach ($key as $k => $v) {
            if (!apc_store($k, $v, $ttl)) {
                $errors[$k] = -1;
            }
        }

        return $errors;
    }

    public static function apcu_exists($keys)
    {
        if (!is_array($keys)) {
            return apc_exists($keys);
        }