Examples of RSS
RSS tags
All RSS files have a certain structure. Any RSS feed has channel tags and Item tags. These tags can be mandatory, or optional.Required channel elements
Title - The name of the RSS feed. It for example can coincide with the name of the site.Description - Short description of RSS feed.
Link - Link to the site to which the channel is associated.
Optional channel elements
Language - The language the channel is written in.Copyright - Information about authorship on RSS feed.
managingEditor - Email address responsible for the content of the channel.
webMaster - Email address of the person responsible for the technical part of the channel publication.
pubDate - Date of publication of the channel, in accordance with Date and Time Specification of RFC 822.
lastBuildDate - The last time the content of the channel is changed, according to the Date and Time Specification of RFC 822.
Category - Specify one or more categories that the channel belongs to.
Generator - Indicator of the program used to generate the RSS channel.
Docs - A link to the RSS Documentation Document file that was used to create the RSS feed.
Ttl - Ttl stands for 'time to live'. This is the number of minutes during which the channel remains relevant.
Image - Used to connect a graphic file (GIF, JPEG, or PNG), which will be shown along with the RSS channel. It has the following parameters:
Title - Usually the same text as in RSS Title.
Description - Description of the graphic file that will be displayed if the file is not available.
Link - Link to the page to which the channel is associated.
URL - URL to a JPEG, GIF or PNG file that is associated with an RSS feed.
Width - Width of the picture.
Height - Height of the picture.
skipHours - The number of hours during which RSS readers can not check the channel for updates.
skipDays - The number of days during which RSS readers can not check the channel for updates.
Required item elements
Title - The name of the item (news, messages) of the RSS feed.Description - Short description of the item.
Link - Link to the page containing the full description of the event.
Optional item elements
Author - Email address of the author of the message.Category - Item Category.
Comments - Link to the page with comments on the item.
Enclosure - Describes the media object attached to the item. Has the following parameters:
URL - Link to the object file.
Length - File size in bytes.
Type - The file type, according to the MIME specification.
Guid - A unique string used to identify the item.
pubDate - Date of publication of the item, in accordance with Date and Time Specification of RFC 822.
Example of RSS 1.0 file
<?xml version="1.0"?>
<rdf:RDF
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns="http://purl.org/rss/1.0/">
<channel rdf:about="http://www.xml.com/xml/news.rss">
<title>XML.com</title>
<link>http://xml.com/pub</link>
<description>
XML.com features a rich mix of information and services
for the XML community.
</description>
<image rdf:resource="http://xml.com/universal/images/xml_tiny.gif"/>
<items>
<rdf:Seq>
<rdf:li resource="http://xml.com/pub/2000/08/09/xslt/xslt.html"/>
<rdf:li resource="http://xml.com/pub/2000/08/09/rdfdb/index.html"/>
</rdf:Seq>
</items>
<textinput rdf:resource="http://search.xml.com"/>
</channel>
<image rdf:about="http://xml.com/universal/images/xml_tiny.gif">
<title>XML.com</title>
<link>http://www.xml.com</link>
<url>http://xml.com/universal/images/xml_tiny.gif</url>
</image>
<item rdf:about="http://xml.com/pub/2000/08/09/xslt/xslt.html">
<title>Processing Inclusions with XSLT</title>
<link>http://xml.com/pub/2000/08/09/xslt/xslt.html</link>
<description>
Processing document inclusions with general XML tools can be
problematic. This article proposes a way of preserving inclusion
information through SAX-based processing.
</description>
</item>
<item rdf:about="http://xml.com/pub/2000/08/09/rdfdb/index.html">
<title>Putting RDF to Work</title>
<link>http://xml.com/pub/2000/08/09/rdfdb/index.html</link>
<description>
Tool and API support for the Resource Description Framework
is slowly coming of age. Edd Dumbill takes a look at RDFDB,
one of the most exciting new RDF toolkits.
</description>
</item>
<textinput rdf:about="http://search.xml.com">
<title>Search XML.com</title>
<description>Search XML.com's XML collection</description>
<name>s</name>
<link>http://search.xml.com</link>
</textinput>
</rdf:RDF>
Example of RSS 2.0 file
<?xml version="1.0"?>
<rss version="2.0">
<channel>
<title>Liftoff Safe</title>
<link>http://liftoff.msfc.nasa.gov/</link>
<description>Liftoff to Space Exploration.</description>
<language>en-us</language>
<pubDate>Tue, 10 Jun 2003 04:00:00 GMT</pubDate>
<lastBuildDate>Tue, 10 Jun 2003 09:41:01 GMT</lastBuildDate>
<docs>http://blogs.law.harvard.edu/tech/rss</docs>
<generator>Weblog Editor 2.0</generator>
<managingEditor>editor@example.com</managingEditor>
<webMaster>webmaster@example.com</webMaster>
<item>
<title>Star City</title>
<link>http://liftoff.msfc.nasa.gov/news/2003/news-starcity.asp</link>
<description>How do Americans get ready to work with Russians aboard the
International Space Station? They take a crash course in culture, language
and protocol at Russia's Star City.</description>
<pubDate>Tue, 03 Jun 2003 09:39:21 GMT</pubDate>
<guid>http://liftoff.msfc.nasa.gov/2003/06/03.html#item573</guid>
</item>
<item>
<title>Space Exploration</title>
<link>http://liftoff.msfc.nasa.gov/</link>
<description>Sky watchers in Europe, Asia, and parts of Alaska and Canada
will experience a partial eclipse of the Sun on Saturday, May 31st.</description>
<pubDate>Fri, 30 May 2003 11:06:42 GMT</pubDate>
<guid>http://liftoff.msfc.nasa.gov/2003/05/30.html#item572</guid>
</item>
<item>
<title>The Engine That Does More</title>
<link>http://liftoff.msfc.nasa.gov/news/2003/news-VASIMR.asp</link>
<description>Before man travels to Mars, NASA hopes to design new engines
that will let us fly through the Solar System more quickly. The proposed
VASIMR engine would do that.</description>
<pubDate>Tue, 27 May 2003 08:37:32 GMT</pubDate>
<guid>http://liftoff.msfc.nasa.gov/2003/05/27.html#item571</guid>
</item>
<item>
<title>Astronauts' Dirty Laundry</title>
<link>http://liftoff.msfc.nasa.gov/news/2003/news-laundry.asp</link>
<description>Compared to earlier spacecraft, the International Space
Station has many luxuries, but laundry facilities are not one of them.
Instead, astronauts have other options.</description>
<pubDate>Tue, 20 May 2003 08:56:02 GMT</pubDate>
<guid>http://liftoff.msfc.nasa.gov/2003/05/20.html#item570</guid>
</item>
</channel>
</rss>
