JSON is used as an alternative to Extensible Markup Language (XML). JSON was originally based on the JavaScript programming language and was introduced as the page scripting language for the Netscape ...

The login form in Listing 2 is described using XML. Yikes! Just looking at this form is tiring. Imagine having to create and parse it in code. In contrast, using JSON in JavaScript is dead simple.

AJAX (Asynchronous JavaScript and XML) is a technique aimed at creating better and faster ... However, they may also transport data as plaintext or JSON text (see the Understanding AJAX section). AJAX ...

although XML is designed for structured data, making it a bit like looking at the internals of a database. JavaScript Object Notation (JSON) is used with JavaScript, of course. It will be familiar ...