mycode

<?php

include 'Array2XML.php';
$doc = new DOMDocument();
$doc->load('http://www3.uol.com.br/xml/midiaindoor/internacional.xml');
$arrFeeds = array();
foreach ($doc->getElementsByTagName('item') as $node) {
$itemRSS = array (
  'channel' => $node->getElementsByTagName('channel')->nodeValue,
  'title' => $node->getElementsByTagName('title')->nodeValue,
  'description' => $node->getElementsByTagName('description')->item(0)->nodeValue,
   'enclosure' => array(
            '@attributes' => array(
                'height' => '100',
                'width' => '100',
                'url' => $node->getElementsByTagName('linkfoto')->nodeValue,

            )
            ),

  //'linkfoto' => $node->getElementsByTagName('linkfoto')->item(0)->nodeValue,
  //'enclosure' => array($node->getElementsByTagName('linkfoto')->item(0)->nodeValue),
                    //'attributes' => array(
                    //'url' => array($node->getElementsByTagName('linkfoto')->nodeValue),
                        //'url' => array('@cdata' => $node->getElementsByTagName('linkfoto')->item(0)->nodeValue),
                        //'type' => 'image-jpeg',
                        //'width' => '1024',
                        //'height' => '768'
                    //  )
                     //),
  //'creditfoto' => $node->getElementsByTagName('linkfoto')->item(0)->nodeValue,
  'date' => $node->getElementsByTagName('pubDate')->item(0)->nodeValue
  );
array_push($arrFeeds, $itemRSS);
}

$xml = new SimpleXMLElement("<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?><rss version=\"2.0\"></rss>");

array_to_xml($arrFeeds,$xml);

$xml->asXML("testefile.xml");


function array_to_xml(array $arr, SimpleXMLElement $xml)
{
    foreach ($arr as $k => $v) {
        is_array($v)
            ? array_to_xml($v, $xml->addChild($k))
            : $xml->addChild($k, $v);
    }
    return $xml;
}
?>