3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array(array("1","2","","3")); for ($i=0; isset($array[0][$i]); ++$i){ echo $array[0][$i]; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
123