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Sams Teach Yourself XML in 24 Hours, Third Edition by Michael Morrison

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Chapter 4. Digging Deeper into XML Documents

 

Promoting XML is kinda like selling illegal drugs, where the first acronym is always free.

 
 --Jeff Lowery

Unfortunately, the steady stream of XML acronyms will only continue to flow by as you progress through this book. This hour introduces you to a few more acronyms, and along the way takes a closer look at the inner workings of XML documents. You will find out that in addition to the logical structure of documents that is dictated by elements, there is also a physical structure that is very important. This physical structure of documents is determined by entities, which are units of storage that house content within documents. Closely related to entities are notations, which make it possible for XML ...

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