3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump($__GLOBAL);
Output for 5.1.5 - 7.2.0
Notice: Undefined variable: __GLOBAL in /in/A7OWc on line 2 NULL
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: __GLOBAL in /in/A7OWc on line 2 NULL