3v4l.org

run code in 300+ PHP versions simultaneously
<?php $expire=time()+60*60*24*30; setcookie("user", "Alex Porter", $expire); if (isset($_COOKIE["user"])) echo "Welcome " . $_COOKIE["user"] . "!<br>"; else echo "Welcome guest!<br>"; ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0
Welcome guest!<br>
preferences:
186.79 ms | 404 KiB | 215 Q