3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo date('Y-m-d',strtotime('+ 3 months')).'T'.date('H:i:s').'000Z'; echo '<br /><br />'.date('Y-m-d').'T'.date('H:i:s').'000Z';
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.2 - 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 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
2015-01-31T10:45:03000Z<br /><br />2014-10-31T10:45:03000Z
Output for 7.3.32 - 7.3.33, 8.0.13
2015-01-31T09:45:03000Z<br /><br />2014-10-31T09:45:03000Z
Output for 5.1.0 - 5.1.1
1970-01-01T10:45:03000Z<br /><br />2014-10-31T10:45:03000Z
preferences:
289.78 ms | 401 KiB | 459 Q