3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo <<<EOT One month ago was {${!${''} = date('Y-m-d H:i:s', strtotime('-1 month'))}}. EOT;
Output for 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 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
One month ago was 2022-12-05 15:19:22.
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.3 - 5.0.5
One month ago was 2022-12-05 14:19:22.
Output for 5.0.0 - 5.0.2
One month ago was 2022-12-05 00:00:00.

preferences:
117.26 ms | 408 KiB | 5 Q