It puts the X in Ajax: How to structure XML for interactive Web apps
By Kris Hadlock | Nov 23, 2006XML (Extensible Markup Language) is a popular choice for Ajax, simply because it is the standard intermediate language that all programming languages are able to share. It is also supported both on the server side and client side, which makes it the most flexible solution. XML is essentially a custom tag-based structure that you, the developer, define. XML's tag-based structure is similar to that of HTML, except that HTML has predefined tags that represent its structure, such as the head, the body, tables and so on.
