php parse xml

parse-xml.php

<?php 

    public function RecurseXML2($xml = '')
    {
        function RecurseXML($xml, &$vals, $parent = "")
        {

            $childs      = 0;
            $child_count = -1; # Not realy needed.
            $arr         = array();
            foreach ($xml->children() as $key => $value) {

                if (in_array($key, $arr)) {
                    $child_count++;
                } else {
                    $child_count = 0;
                }
                $arr[]  = $key;
                $k      = ($parent == "") ? "$key.$child_count" : "$parent.$key.$child_count";
                    foreach($value->attributes() as $a => $b) {
                        $vals[$k.'.'.$a] = (string) $b;
                    }
                $childs = RecurseXML($value, $vals, $k);
                if ($childs == 0) {
                    $vals[$k] = (string) $value;
                }
            }

            return $childs;
        }
        $vals = array();
        RecurseXML($xml, $vals);
        return $vals;
    }