3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = array_flip(range( 0, 15)); unset($arr[3]); unset($arr[9]); foreach( $arr as $i => $garbage) { echo $i . "\n"; }
Output for 4.3.0 - 7.2.0
0 1 2 4 5 6 7 8 10 11 12 13 14 15