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<?php $array=Array ( '0' => 2, '1' => 1, '2' => 3, '3' => 5, '4' => 1, '5' => 2, '6' => 1, '7' => 4, '8' => 2 ); print_r(array_reverse(array_unique(array_reverse($array))));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 3 [1] => 5 [2] => 1 [3] => 4 [4] => 2 )

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