<form method="POST">
    <h3>Editing: SessionCookieJar.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

namespace GuzzleHttp\Cookie;

/**
 * Persists cookies in the client session
 */
class SessionCookieJar extends CookieJar
{
    /**
     * @var string session key
     */
    private $sessionKey;

    /**
     * @var bool Control whether to persist session cookies or not.
     */
    private $storeSessionCookies;

    /**
     * Create a new SessionCookieJar object
     *
     * @param string $sessionKey          Session key name to store the cookie
     *                                    data in session
     * @param bool   $storeSessionCookies Set to true to store session cookies
     *                                    in the cookie jar.
     */
    public function __construct(string $sessionKey, bool $storeSessionCookies = false)
    {
        parent::__construct();
        $this-&gt;sessionKey = $sessionKey;
        $this-&gt;storeSessionCookies = $storeSessionCookies;
        $this-&gt;load();
    }

    /**
     * Saves cookies to session when shutting down
     */
    public function __destruct()
    {
        $this-&gt;save();
    }

    /**
     * Save cookies to the client session
     */
    public function save(): void
    {
        $json = [];
        /** @var SetCookie $cookie */
        foreach ($this as $cookie) {
            if (CookieJar::shouldPersist($cookie, $this-&gt;storeSessionCookies)) {
                $json[] = $cookie-&gt;toArray();
            }
        }

        $_SESSION[$this-&gt;sessionKey] = \json_encode($json);
    }

    /**
     * Load the contents of the client session into the data array
     */
    protected function load(): void
    {
        if (!isset($_SESSION[$this-&gt;sessionKey])) {
            return;
        }
        $data = \json_decode($_SESSION[$this-&gt;sessionKey], true);
        if (\is_array($data)) {
            foreach ($data as $cookie) {
                $this-&gt;setCookie(new SetCookie($cookie));
            }
        } elseif (\strlen($data)) {
            throw new \RuntimeException('Invalid cookie data');
        }
    }
}
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    <input type="submit" value="Save">
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