3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $term = mpv; if ($term == "mpv") echo strtoupper($term); else { echo ucfirst($term); }?>
Output for 7.2.0
Warning: Use of undefined constant mpv - assumed 'mpv' (this will throw an Error in a future version of PHP) in /in/gIc70 on line 3 MPV
Output for 4.3.0 - 7.1.10
Notice: Use of undefined constant mpv - assumed 'mpv' in /in/gIc70 on line 3 MPV