Chapter 9. XML and PHP
Extensible Markup Language, or XML, is the next big thing—and has been for some time. It has been quickly embraced as one of the best ways to manage information in today's networked environment. XML was written to be able to transfer data with better consistency. Since XML is used to define what pieces of data are, the end result is that the data will be transmittable across different platforms and systems without losing its integrity. XML, like HTML, is based on Standard Generalized Markup Language, or SGML, which means that you'll see numerous similarities between the two. PHP supported XML even in earlier versions, and PHP 4 promises even better integration. In this chapter I will give a basic introduction to what XML ...
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