test.php

function ReadXml($xmlstr){
    $xml = simplexml_load_string($xmlstr);

    echo $xml->getName()."\n";
    foreach($xml->children() as $child){
         echo $child->getName().': '.$child."\n";
    }
}

teste2.php

function GeneratePassword($length, $string) {
	return substr(str_shuffle($string), 0, $length);
}