The Ajax transport method

Short Description
This tutorial. shows you all you need to know about the critical transport piece of the Ajax puzzle. that fits between the client and the server. …

Website: www6.software.ibm.com | Filesize: 150kb

Content
The Ajax transport method
There’s more to Ajax than XMLHttp
Skill Level: Intermediate
Mr. Jack D Herrington (jherr@pobox.com)
Senior Software Engineer
Leverage Software, Inc.
06 Jun 2006
Discover three Ajax data transport mechanisms (XMLHttp, script tags, and frames or
iframes) and their relative strengths and weaknesses. This tutorial provides code for
both the server side and the client side and explains it in detail to provide the
techniques you need to put efficient Ajax controls anywhere you need them.
Section 1. Before you start
Learn what to expect from this tutorial and how to get the most out of it.
About this tutorial
With all the hype around Asynchronous JavaScript and XML (Ajax), you would think
that more people would know how it works. But all engineers seem to talk about is
the XMLHttp method of getting data to and from the server. If this method is all you
know, then what you can do with Ajax is limited. In reality, there are three ways to
get data to and from the server: the XMLHttp method, the