3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo date("r", strtotime("2009-03-20")); echo PHP_EOL; echo date("r", strtotime("2009-03-20 +1 weekday"));
Output for 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
Fri, 20 Mar 2009 00:00:00 +0100 Mon, 23 Mar 2009 00:00:00 +0100
Output for 7.3.32 - 7.3.33, 8.0.13
Fri, 20 Mar 2009 00:00:00 +0000 Mon, 23 Mar 2009 00:00:00 +0000
Output for 5.1.0 - 5.1.6
Fri, 20 Mar 2009 00:00:00 +0100 Thu, 01 Jan 1970 01:00:00 +0100
Output for 4.3.11, 4.4.0 - 4.4.9, 5.0.4 - 5.0.5
Fri, 20 Mar 2009 00:00:00 +0100 Thu, 01 Jan 1970 00:59:59 +0100
Output for 4.3.10, 5.0.2 - 5.0.3
Fri, 20 Mar 2009 00:00:00 +0100 Thu, 1 Jan 1970 00:59:59 +0100
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Fri, 20 Mar 2009 00:00:00 +0100 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/dotpv on line 3 PHP_EOLThu, 1 Jan 1970 00:59:59 +0100

preferences:
288.69 ms | 402 KiB | 458 Q