3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $user = ['admin', (string)time()]; $a=&$user; echo serialize($a);
based on 9C9T1
Output for 5.6.28, 7.0.20 - 7.2.0
a:2:{i:0;s:5:"admin";i:1;s:10:"1445098931";}
Output for 5.4.1 - 5.6.23, 7.0.0 - 7.0.8
a:2:{i:0;s:5:"admin";i:1;s:10:"1445098930";}
Output for 5.4.0
a:2:{i:0;s:5:"admin";i:1;s:10:"1445098929";}