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<?php function sample(int $val, int $min, int $max) { $listLength = $max - $min + 1; $key = ($val % $listLength) % $listLength; if ($key < 0) { $key = $listLength + ($key % $listLength); } return $min + $key; } // ?????? foreach (range(-10, 5) as $i) echo $i .'='. sample($i, 2, 5) . PHP_EOL;
Output for git.master, git.master_jit, rfc.property-hooks
-10=4 -9=5 -8=2 -7=3 -6=4 -5=5 -4=2 -3=3 -2=4 -1=5 0=2 1=3 2=4 3=5 4=2 5=3

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