3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php for ( $a=2, $b=4; ++$a, $a < $b; ) { $res = $a * $b; } var_dump( $res );
based on ogVIe
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(12)