3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(1,2,3,4,5); var_dump(array_walk($arr, function($value, $key){ echo "%". $value; });
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.21
Parse error: syntax error, unexpected ';' in /in/Vv4nj on line 3
Process exited with code 255.
preferences:
188.39 ms | 1395 KiB | 57 Q