3v4l.org

run code in 300+ PHP versions simultaneously
<?php $filename = "music.mp4"; if (substr($filename, -3) == 'mp3') { } elseif (substr($filename, -3) == 'mp4') { } elseif (substr($filename, -3) == 'pdf') { } elseif (substr($filename, -3) == 'epub') { } elseif (substr($filename, -3) == 'doc') { } elseif (substr($filename, -3) == 'zip') { } else { echo "exited"; }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
preferences:
163.58 ms | 404 KiB | 174 Q