3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cadence = 1; for ($i = 0; $i < 10; $i += $cadence) { echo "{$i}\n"; } echo "\nDone.\n";
Output for 8.2.0 - 8.2.26, 8.3.0 - 8.3.14, 8.4.1
0 1 2 3 4 5 6 7 8 9 Done.

preferences:
42.69 ms | 406 KiB | 5 Q