json tutorial for beginners learn how to program part 3 PHP Ajax JavaScript
Lesson Code: http://www.developphp.com/video/JavaScript/PHP-Dynamic-JSON-Data-File-with-Ajax-Processing
Part 3 of learning JSON for beginners with Adam. JSON stands for JavaScript Object Notation. It is a lightweight format for creating and sending data objects between the server and your client-side applications. JSON is a part of JavaScript and not a separate entity, the notation syntax is built into the raw Javascript programming language as a subset.
source