3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = []; $b = array_pop($a); print_r(['b' => $b]);
based on RKcJL
Output for 5.4.0 - 7.2.0
Array ( [b] => )
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/SvNeZ on line 3
Process exited with code 255.