3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo 'file: '. __FILE__ ; echo "\r\n" ; echo ' dir: ' . __DIR__ ; ?>
based on osUf4
Output for 5.3.0 - 7.2.0
file: /in/HP2rQ dir: /in
Output for 4.3.0 - 5.2.17
file: /in/HP2rQ Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in /in/HP2rQ on line 5 dir: __DIR__