W3School TIY Editor
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<!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>选择“查看源代码”可查看 XML。</p> </body> </html>