Ajax for Web Application Developers

Using the Engine

The Ajax engine we built in Part II, “Creating and Using the JavaScript Engine,” provided us with a reusable and versatile set of JavaScript objects that can be used in any Ajax-enabled project. I personally use the engine for all Ajax interactions I create because the engine provides reusable functionality that can be utilized without alterations in any project, from small websites to large-scale applications. It eliminates the need to rewrite code each time Ajax is used, which saves on development time and ultimately eliminates the need to debug this area of the application based on the fact that it doesn’t need to change from one application to the next.

Aside from being a flexible and reusable object, the engine and all the ...