3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array('12'); array_walk(&$a, 'intval'); var_dump($a);
Output for 5.4.0 - 5.4.24
Fatal error: Call-time pass-by-reference has been removed in /in/CSV7J on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Deprecated: Call-time pass-by-reference has been deprecated in /in/CSV7J on line 4 array(1) { [0]=> string(2) "12" }