3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo SID;
Output for 7.2.0 - 7.2.6
Warning: Use of undefined constant SID - assumed 'SID' (this will throw an Error in a future version of PHP) in /in/iSAJU on line 3 SID
Output for 4.3.0 - 7.1.20
Notice: Use of undefined constant SID - assumed 'SID' in /in/iSAJU on line 3 SID