rss2.0的dtd
						
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE rss SYSTEM "test.dtd">
<rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:geo="http://www.w3.org/2003/01/geo/wgs84_pos#" xmlns:creativeCommons="http://backend.userland.com/creativeCommonsRssModule" xmlns:feedburner="http://rssnamespace.org/feedburner/ext/1.0" version="2.0">
<channel>
<title>sdfasdf</title>
<link>http://www.www.com</link>
<language>zh-cn</language>
<descriptiong>sadf</descriptiong>
<copyright>sdf</copyright>
<generator>asfasdf</generator>
<webMaster>asfasdf</webMaster>
<item>
<title>asdfasdf</title>
<link>asdfasdf</link>
<author>asdfasdf</author>
<pubDate>asdfasdf</pubDate>
<description>asdfasfdsas</description>
</item>
</channel>
</rss>


<!ELEMENT rss (channel)>
<!ATTLIST rss
version (2.0) #REQUIRED
xmlns:dc CDATA #IMPLIED
xmlns:trackback CDATA #IMPLIED
xmlns:wfw CDATA #IMPLIED
xmlns:slash CDATA #IMPLIED
xmlns:geo CDATA #IMPLIED
xmlns:creativeCommons CDATA #IMPLIED
xmlns:feedburner CDATA #IMPLIED
>


<!ELEMENT channel (title,link,language?,descriptiong,copyright,generator,webMaster,item+)>
<!ELEMENT title (#PCDATA)>
<!ELEMENT link (#PCDATA)>
<!ELEMENT language (#PCDATA)>
<!ELEMENT descriptiong (#PCDATA)>
<!ELEMENT copyright (#PCDATA)>
<!ELEMENT generator (#PCDATA)>
<!ELEMENT webMaster (#PCDATA)>
<!ELEMENT item (title,link,author,pubDate,description)>
<!ELEMENT item:title (#PCDATA)>
<!ELEMENT item:link (#PCDATA)>
<!ELEMENT author (#PCDATA)>
<!ELEMENT pubDate (#PCDATA)>
<!ELEMENT description (#PCDATA)>


转贴架~ 不知道对不对~