3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo date("Y-m-d H:i:s `GMT` O"); echo date("GMT");
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 - 5.5.4, 5.5.6 - 5.5.38, 5.6.0 - 5.6.23, 5.6.25 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.2, 7.3.4 - 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
2013-09-29 10:32:37 `10SepCEST` +020010SepCEST
Output for 7.3.32 - 7.3.33, 8.0.13
2013-09-29 08:32:37 `8SepUTC` +00008SepUTC
Output for 5.5.5, 5.6.24, 7.3.3
2013-09-29 10:32:38 `10SepCEST` +020010SepCEST

preferences:
338.76 ms | 402 KiB | 460 Q