3v4l.org

run code in 300+ PHP versions simultaneously
<?php $today = strtotime(date("Y-m-d")); if (date('I', $today)) { echo "We're in BST!"; } else { echo "We're not in BST!"; }
Output for 5.6.28, 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
We're not in BST!
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.23, 7.0.0 - 7.0.8
We're in BST!
preferences:
291.14 ms | 402 KiB | 281 Q