3v4l.org

run code in 300+ PHP versions simultaneously
<?php $now = new DateTime('now', new DateTimeZone('Asia/Oral')); echo $now->format('e'), PHP_EOL; $now = new DateTime('now', new DateTimeZone('Europe/Warsaw')); echo $now->format('e');
Output for 7.0.0 - 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
Asia/Oral Europe/Warsaw
preferences:
160.74 ms | 404 KiB | 189 Q