3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $t = new DateTime("2015-01-07 14:00:00", new DateTimeZone("Europe/Berlin")); if (date_format($t, 'I') == 1) { echo("SOMMERZEIT"); } else { echo("WINTERZEIT"); }
based on kKrdg
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0beta1
WINTERZEIT