3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = array(0 => 1); echo $x; echo "\n"; foreach ($x as $k => $v) { echo "$k = $v \n"; } ?>
Output for 5.4.0 - 7.1.7
Notice: Array to string conversion in /in/FsDir on line 3 Array 0 = 1
Output for 4.3.0 - 5.3.29
Array 0 = 1