Markup encodes a description of the document's storage layout and logical structure.
The errata list for this fifth edition is available at A Test Suite is maintained to help assessing conformance to this specification.
This document has been reviewed by W3C Members, by software developers, and by other W3C groups and interested parties, and is endorsed by the Director as a W3C Recommendation.
Dan Connolly served as the Working Group's contact with the W3C.
The design goals for XML are: for language identification tags), provides all the information necessary to understand XML Version 1.0 and construct computer programs to process it.
This edition supersedes the previous W3C Recommendation of 16 August 2006.