3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $file = 'azertyuiop.jpg'; echo $yearToLetter = substr($file, 3, 1); echo '--'; echo $realFile = substr($file, 4);
Output for 4.3.0 - 7.2.0
r--tyuiop.jpg