3v4l.org

run code in 300+ PHP versions simultaneously
<?php $res = 680131659347; $letters = "acdegilmnoprstuw"; $len = strlen($letters); while ($res > 7) { for ($i = 0; $i < $len; $i++) { $newres = ($res - $i) / 37; if (is_int($newres)) { echo $letters[$i]; $res = $newres; break; } } }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 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 - 8.3.6
gdapeel
preferences:
211.73 ms | 406 KiB | 327 Q