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<?php $MAP = [ ['x', 'x', 'x', 'x'], ['x', 's', 'p', 'x'], ['x', 'p', 'p', 'x'], ['x', 'p', 'p', 'x'], ['x', 'p', 'p', 'x'], ['x', 'p', 'p', 'x'], ['x', 'x', 'x', 'x'], ]; $iterator = new RecursiveIteratorIterator(new RecursiveArrayIterator($MAP)); foreach($iterator as $key => $value) { var_dump($key.' => '.$value); }
Output for git.master, git.master_jit, rfc.property-hooks
string(6) "0 => x" string(6) "1 => x" string(6) "2 => x" string(6) "3 => x" string(6) "0 => x" string(6) "1 => s" string(6) "2 => p" string(6) "3 => x" string(6) "0 => x" string(6) "1 => p" string(6) "2 => p" string(6) "3 => x" string(6) "0 => x" string(6) "1 => p" string(6) "2 => p" string(6) "3 => x" string(6) "0 => x" string(6) "1 => p" string(6) "2 => p" string(6) "3 => x" string(6) "0 => x" string(6) "1 => p" string(6) "2 => p" string(6) "3 => x" string(6) "0 => x" string(6) "1 => x" string(6) "2 => x" string(6) "3 => x"

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