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<?php $arr = [ '1', '2', '3', '4', ]; foreach ($arr as &$v) { $v++; } foreach ($arr as $v) { $v++; } print_r($arr);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 2 [1] => 3 [2] => 4 [3] => 6 )

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