AJAX Introduction
AJAX Introduction « Previous Next Chapter » AJAX is about updating parts of a web page, without reloading the whole page. What You Should Already Know Before you continue you should have a basic understanding of the following: HTML / XHTML CSS JavaScript / DOM If you want to study these subjects first, find the tutorials on our Home page . What is AJAX? AJAX = Asynchronous JavaScript and XML. AJAX is a technique for creating fast and dynamic web pages. AJAX allows web pages to be updated asynchronously by exchanging small amounts of data with the server behind the scenes. This means that it is possible to update parts of a web page, without reloading the whole page. Classic web pages, (which do not use AJAX) must reload the entire page if the content should change. Examples of applications using AJAX: Google Maps, Gmail, Youtube, and Facebook tabs. How AJAX Works AJAX is Based on Internet Standards AJ