HProduct
Encyclopedia
hProduct is a microformat
Microformat
A microformat is a web-based approach to semantic markup which seeks to re-use existing HTML/XHTML tags to convey metadata and other attributes in web pages and other contexts that support HTML, such as RSS...

 for publishing details of products, on web pages
World Wide Web
The World Wide Web is a system of interlinked hypertext documents accessed via the Internet...

, using (X)HTML
HTML
HyperText Markup Language is the predominant markup language for web pages. HTML elements are the basic building-blocks of webpages....

 classes and rel attributes
Rel attribute
A link relation is a descriptive attribute attached to a hyperlink in order to define the type of the link, or the relationship between the source and destination resources. The attribute can be used by automated systems, or can be presented to a user in a different way.In HTML these are designated...

..

On 12 May 2009, Google
Google search
Google or Google Web Search is a web search engine owned by Google Inc. Google Search is the most-used search engine on the World Wide Web, receiving several hundred million queries each day through its various services....

 announced that they would be parsing the hProduct, hCard
HCard
hCard is a microformat for publishing the contact details of people, companies, organizations, and places, in HTML, Atom, RSS, or arbitrary XML...

 and hReview
HReview
hReview is a microformat for publishing reviews of books, music, films, restaurants, businesses, holidays, etc. using HTML on web pages, using HTML classes and rel attributes.....

microformats, and using them to populate search result pages.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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