3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo ("Expires: ".gmdate("D, d M Y H:i:s", time() + 3600)." GMT"); echo "\n"; $d1 = date("l, d-M-Y H:i:s T") + 10*24*60*60; print_r( $d1);
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.26, 7.3.0 - 7.3.3, 7.3.5 - 7.3.13, 7.4.0 - 7.4.1
Expires: Thu, 22 Oct 2015 12:09:28 GMT Warning: A non-numeric value encountered in /in/o14RV on line 5 864000
Output for 7.3.4
Expires: Thu, 22 Oct 2015 12:09:29 GMT Warning: A non-numeric value encountered in /in/o14RV on line 5 864000
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
Expires: Thu, 22 Oct 2015 12:09:28 GMT 864000
preferences:
159.03 ms | 402 KiB | 242 Q