xml解析方法

Question

$strXML = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:ns1=\"http://req.sp.ismp.chinatelecom.com\" xmlns:ns2=\"http://sp.ismp.chinatelecom.com\">
<SOAP-ENV:Body>
<ns2:notifyManagementInfoReq>
<ns1:ID>aerr</ns1:ID>
<ns1:IDType>1</ns1:IDType>
<ns1:status>3</ns1:status>
<ns1:streamingNo>kjakj</ns1:streamingNo>
</ns2:notifyManagementInfoReq>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>";
$xmlDoc = new DOMDocument();
$xmlDoc->loadXML($strXML);
$ID = $xmlDoc->documentElement->getElementsByTagName('ID')->item(0)->nodeValue;
$IDType = $xmlDoc->documentElement->getElementsByTagName('IDType')->item(0)->nodeValue;
$status = $xmlDoc->documentElement->getElementsByTagName('status')->item(0)->nodeValue;
$streamingNo = $xmlDoc->documentElement->getElementsByTagName('streamingNo')->item(0)->nodeValue;
echo $ID;
echo $IDType;
echo $status;
echo $streamingNo;