3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $test[][] = array(); $test[0][] = 0; $test[0][] = 1; echo $test[0]; ?>
Output for 5.5.0 - 7.2.0
Notice: Array to string conversion in /in/AipHV on line 5 Array
Output for 4.3.0 - 5.4.45
Array