3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $y = 0; $x = array(); for($i = 0; $i < 100000; $i++){ $y += $i; $x[] = $y; } echo $x.$i;
based on camCC
Output for 5.4.0 - 7.2.0
Notice: Array to string conversion in /in/MIAbB on line 9 Array100000
Output for 4.3.0 - 5.3.29
Array100000