Miscellany

some data from table categories:1	 struktura 	1 529 	radius nautica 	4 1711 	skola jedrenja 	7 1421 	asda 		8 1122 	daaada 		9 10----php: $iterator = new RecursiveIteratorIterator(new recursiveArrayIterator($hierachy->SinglePath($node)));try {    foreach($iterator as $key=>$value)        {        echo $key.' -- '.$value.'<br />';        }    }catch(Exception $e)    {    echo $e->getMessage();    }------returns: name -- strukturaname -- skola jedrenjaname -- daaadaname -- radius nauticaname -- asdawhich is wrong order, why?