​x
 
<!DOCTYPE html>
<html>
<body>
​
<?php
$note=<<<XML
<note>
<to>George</to>
<from>John</from>
<heading>Reminder</heading>
<body>Do not forget the meeting!</body>
</note>
XML;
​
$xml=new SimpleXMLElement($note);
echo $xml->asXML();
?>
​
<p>请选择“查看源代码”以查看XML。</p>
​
</body>
</html>