Online PHP editor | refs for Z9QXa

<?php function repeatInt(int $val, int $min, int $max) { $listLength = $max - $min + 1; $key = ($val % $listLength) % $listLength; if ($key < 0) { $key = $listLength + ($key % $listLength); } return $key; } echo 'Test 2 to 5' . PHP_EOL; echo '---------------------------------' . PHP_EOL; foreach (range(-10, 10) as $i) { echo $i . ' → ' . repeatInt($i, 2, 5) . PHP_EOL; } echo PHP_EOL; echo 'Test 3 to 8' . PHP_EOL; echo '---------------------------------' . PHP_EOL; foreach (range(-10, 10) as $i) { echo $i . ' → ' . repeatInt($i, 3, 8) . PHP_EOL; } echo PHP_EOL; echo 'Test -2 to -4' . PHP_EOL; echo '---------------------------------' . PHP_EOL; foreach (range(-10, 10) as $i) { echo $i . ' → ' . repeatInt($i, -4, -2) . PHP_EOL; } echo PHP_EOL;