php读取网页文件的问题

Question

$url="http://www.xjflcp.com/servlet/sscflash?type=full&rand=2266";
$doc = new DOMDocument();
$doc->load($url);$recent_draws=$doc->getElementsByTagName("recent_draw");$recent_draw=$recent_draws->item(0);
$draw=getNodeVal($recent_draw,"draw");
$prize_number=getNodeVal($recent_draw,"prize_number");echo $draw.'<br>';
echo $prize_number.'<br>';
function getNodeVal(&$myNode,$tagName){
return $myNode->getElementsByTagName($tagName)->item(0)->nodeValue;
}
/*
2014082865
4|6|9|6|4
*/