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<?php $array = ['a', 'b', 'c', 'c', 'c', 'd', 'a', 'b', 'b', 'b', 'b']; $counts = array_count_values($array); arsort($counts); usort($array, fn($a, $b) => $counts[$b] <=> $counts[$a]); var_export($array);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => 'b', 1 => 'b', 2 => 'b', 3 => 'b', 4 => 'b', 5 => 'c', 6 => 'c', 7 => 'c', 8 => 'a', 9 => 'a', 10 => 'd', )

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