The lifeblood of any enterprise IT environment is the data that moves among users, applications and external systems. As the environment changes, user needs and application demands force us to adjust the nature of these data flows. The Extensible Stylesheet Language recommendations from the World Wide Web Consortium (W3C) describe two useful technologies that offer a mechanism to adapt these data flows to both our needs and the needs of our users: XSL Transformations provide a language to transform XML documents, and XPath supplies a tool to identify particular elements in an XML document. Combining XSLT and XPath with a programming language that implements them is an affordable way for small businesses to deploy cutting-edge technologies.
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