3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump($_SESSION); ?>
based on Oi0t7
Output for 5.0.4 - 7.2.0
Notice: Undefined variable: _SESSION in /in/d7unp on line 3 NULL
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: _SESSION in /in/d7unp on line 3 NULL