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<?php print_r(array_map(function($a) { return $a + 1; }, [1, 2, 3, 4, 5]));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 2 [1] => 3 [2] => 4 [3] => 5 [4] => 6 )

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