XML Schema for Sitemap index files.
Last Modifed 2009-04-08
Container for a set of up to 50,000 sitemap URLs.
This is the root element of the XML file.
Container for the data needed to describe a sitemap.
REQUIRED: The location URI of a sitemap.
The URI must conform to RFC 2396 (http://www.ietf.org/rfc/rfc2396.txt).
OPTIONAL: The date the document was last modified. The date must conform
to the W3C DATETIME format (http://www.w3.org/TR/NOTE-datetime).
Example: 2005-05-10
Lastmod may also contain a timestamp.
Example: 2005-05-10T17:33:30+08:00
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