3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = [ 'test' => 'val' ]; foreach($array as $k => $v){ echo $k; }
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
test