DTD xml code

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help_dtd_xml.zip

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Help DTD xml.docx

please note these additional restrictions carefully:

· There must be one or more articles in a valid document.

· All articles must have a title.

· Article ids must be unique throughout the document.

· All articles must have at least one author.

· Urls must have an href attribute and can contain no child nodes of any kind

Second part,

Please use a programming language and xml programming technique of your choice (i.e. SAX, DOM, ElementTree, etc) to take in ANY document adhering to the DTD you've created, outputting the title of the most recently published article. Submit your source code.

hw3.xml

Philbert von Cookie Alice Brockman Pedro Smith Journal of Computational Metaphysics 3 7 04/11/2006 Sally Piper Philbert von Cookie Journal of Computational Metaphysics 1 2 05/25/2002 Lawrence Yinglefoo Marvelous Markup Magic 3 9 11/12/1999 Allison Peony Robert Zephyr Sally Piper Journal of Nefarious Artificial Intelligence 05/25/2006 Gerald Quinoa P. von Cookie Marvelous Markup Magic 13 3 03/14/2013 Robert Zephyr Leonard Powers Journal of Nefarious Artificial Intelligence 05/25/2011