3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $char1 = '/'; $char2 = '!'; $start = ord($char1); $stop = ord($char2); $set = array(); for($i=$start; $i < $stop; ($start < $stop? $i++: $i--)){ $set[] = chr($i); } print_r($set);
based on eqMjo
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Array ( )
Output for hhvm-3.10.0

Process exited with code 153.