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<?php // Everything you enter here will be executed by our servers. Try it! $arr = array(10,8,13,8,5,10,10,12); $occurrences = array_count_values($arr); usort($arr, function ($a, $b) use ($occurrences) { // if the occurrence is equal (== 0), return value difference instead return ($occurrences[$a] - $occurrences[$b]) ?: ($a - $b); }); print_r($arr);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 5 [1] => 12 [2] => 13 [3] => 8 [4] => 8 [5] => 10 [6] => 10 [7] => 10 )

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