3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php for($j=0;$j<256;$j++){ for($i=0;$i<256;$i++){ $f=chr($i).chr($j).'phpinfo'; if(function_exists($f)){ echo "$i\t$j\t$f\n"; } }} ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0