3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $ar = array("re" => 12, "er" => 45, "rt" => 66 ); while (current($ar) == 66) { each($ar); } echo current($ar);
based on KCPvt
Output for 4.3.0 - 7.2.0
12