3v4l.org

run code in 300+ PHP versions simultaneously
<?php switch(2) { case 3: echo 3 . PHP_EOL; case 2: echo 2 . PHP_EOL; case 1: echo 1 . PHP_EOL; }
Output for 7.1.0 - 7.1.33, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.13
2 1
preferences:
148.97 ms | 407 KiB | 5 Q