XML

This section is designed to give you a broad overview of the Extensible Markup Language (XML). It discusses XML’s history, need, and rationale, together with a quick look at some basic XML constructs and applications.

XML actually is a subset of the Standardized General Markup Language (SGML). SGML is an internationally accepted standard for describing just about any type of information; however, it’s way too complex for the relatively simple world of the web. And so, the World Wide Web Consortium (W3C) created a modified version of SGML specifically for the web, named it XML, and released it on an unsuspecting public sometime in 1998.

Over the past few years, XML has received more than its allotted fifteen minutes of fame, with technology ...

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