3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(6549 % 12);
Output for 5.6.0 - 5.6.38, 7.0.0 - 7.0.32, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
int(9)

preferences:
205.89 ms | 403 KiB | 250 Q