3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strtotime('22:18:03') - strtotime('22:16:32');
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
91
preferences:
45.74 ms | 402 KiB | 62 Q