Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /home/corals/old/vendor/psy/psysh/src/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

<?php

/*
 * This file is part of Psy Shell.
 *
 * (c) 2012-2023 Justin Hileman
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Psy;

/**
 * Environment variables implementation via $_SERVER superglobal.
 */
class SuperglobalsEnv implements EnvInterface
{
    /**
     * Get an environment variable by name.
     *
     * @return string|null
     */
    public function get(string $key)
    {
        if (isset($_SERVER[$key]) && $_SERVER[$key]) {
            return $_SERVER[$key];
        }

        return null;
    }
}