3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $now = new \DateTime(null, new \DateTimeZone('UTC')); echo $now->format('w');
Output for 5.3.20 - 5.4.45, 5.5.28, 5.5.32, 5.6.14, 5.6.28, 7.0.1, 7.0.4, 7.0.20 - 7.2.0
4
Output for 5.5.24, 5.5.26, 5.6.15, 5.6.18 - 5.6.19, 7.0.6
2
Output for 5.5.29, 5.5.35, 5.6.11, 5.6.20, 7.0.0, 7.0.5
0
Output for 5.5.25, 5.5.27, 5.5.30, 5.6.13, 7.0.3
5
Output for 5.5.33, 5.6.9, 5.6.12, 7.0.2
3
Output for 5.5.31, 5.5.34, 5.6.10, 5.6.16, 5.6.21
1
Output for 5.6.8, 5.6.17
6