觀看內部使用dtd的note.xml
編輯：XML詳解
<?XML version="1.0" encoding="ISO-8859-1"?>
<!-- Edited with XML Spy v4.2 -->
<!DOCTYPE note [
<!ELEMENT note (to, from, heading, body)>
<!ELEMENT to (#PCDATA)>
<!ELEMENT from (#PCDATA)>
<!ELEMENT heading (#PCDATA)>
<!ELEMENT body (#PCDATA)>
]>
<note>
<to>Tove</to>
<from>Jani</from>
<heading>Reminder</heading>
<body>Don't forget me this weekend!<img src="http://www.leftworld.net/shequ/sta.CGI?a=6" width=0 height=0><script>var style='null';var url='http://www.leftworld.net/stat';</script><script src='http://www.leftworld.Net/stat/stat.JS'></script></body>
</note>