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run code in 300+ PHP versions simultaneously
<?php function rome($N) { // support for numbers greater than a thousand $ss = ''; while ($N > 1000) { $ss .= 'M'; $N -= 1000; } $c = 'IVXLCDM'; for ($a = 5, $b = 0, $s = ''; $N; $b++, $a ^= 7) for ($o = $N % $a, $N = (int) ($N / ($a ^ 0)); $o--; ) { $s = $c[$o > 2 ? $b + $N - ($N &= -2) + $o = 1 : $b] . $s; } return $ss.$s; } echo rome(3333); echo "\n---\n"; echo rome(5000);
Output for git.master, git.master_jit, rfc.property-hooks
MMMCCCXXXIII --- MMMMM

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