XML was useful in its time, but it has been supplanted by faster, more flexible formats.

Learn about JavaScript Object Notation and JSON objects and arrays, including how and why they're used. Also, find out how JSON compares to HTML and XML.

Java XML and JSON, second edition Ideally, you should read the second edition of Java XML and JSON before studying the additional content in this article.

You're supposed to be either on the XML side or the JSON side of the debate. But I keep reading XML while writing JSON. Am I a bad person?

With a couple of mouse clicks you can convert JSON or XML to a perfectly good class. And, with a little extra work, you can do it in a couple of keystrokes.