3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo 'file'. __FILE__ ; echo "<br>" ; echo 'dir' . __DIR__ ; ?>
based on LsLoK
Output for 5.3.0 - 7.2.0
file/in/UobbM<br>dir/in
Output for 4.3.0 - 5.2.17
file/in/UobbM<br> Notice: Use of undefined constant __DIR__ - assumed '__DIR__' in /in/UobbM on line 6 dir__DIR__