3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = 'a quick red brown fox'; preg_match_all('#\b(rea|brown|big)\b#', $foo, $bar); print count($bar[0]);
Output for 4.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
1
Output for hhvm-3.10.0

Process exited with code 153.