3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(PHP_SELF);
Output for 7.2.0 - 7.3.0rc4
Warning: Use of undefined constant PHP_SELF - assumed 'PHP_SELF' (this will throw an Error in a future version of PHP) in /in/0NU4v on line 3 string(8) "PHP_SELF"
Output for 4.3.0 - 7.1.20
Notice: Use of undefined constant PHP_SELF - assumed 'PHP_SELF' in /in/0NU4v on line 3 string(8) "PHP_SELF"