源代码:
<HTML> <HEAD></HEAD> <FONT FACE="'Courier New',Verdana, Arial, Helvetica" SIZE=2> <!DOCTYPE html> <html> <body> <FONT COLOR=#ff0000><?php $xml=<<<XML <book xmlns:chap="http://example.org/chapter-title"> <title>My Book</title> <chapter id="1"> <chap:title>Chapter 1</chap:title> <para>Donec velit. Nullam eget tellus...</para> </chapter> <chapter id="2"> <chap:title>Chapter 2</chap:title> <para>Lorem ipsum dolor sit amet....</para> </chapter> </book> XML; $sxe=new SimpleXMLElement($xml); $sxe->registerXPathNamespace('c', 'http://example.org/chapter-title'); $result=$sxe->xpath('//c:title'); foreach ($result as $title) { echo $title . " "; } ?></FONT> </body> </html> </HTML>
运行结果：