Chapter 17. Ajax, RSS, SOAP, and More
Through reading this book, hopefully you have come to understand that XML is not a markup language itself. Rather, you now understand that XML is a specification for creating markup languages, and thus, its inherent extensibility.
In this chapter, I will identify and breakdown some of the more widespread uses of XML today. In one case, XML is simply being used as a data container; in another case, the custom markup language that was created has already been extended further by those who are using it. In yet another case, there are two XML standards fighting to become the standard. And, in many of the examples, XML has been an integral part of the creation of a new technology.
The examples that I have included ...