3v4l.org

run code in 300+ PHP versions simultaneously
<?php $duration = 2; $t_time = 1411387095 ; $then = time() - $duration*60; echo date('Y-m-d H:i:s',$t_time).'<br/>'; echo date('Y-m-d H:i:s',$then ).'<br/>';
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.0 - 7.3.1
2014-09-22 13:58:15<br/>2014-09-22 14:06:44<br/>
preferences:
153.71 ms | 404 KiB | 234 Q