ASP.NET AJAX UpdatePanel Control

Bertrand Le Roy

Matt Gibbs

December 3, 2007

Abstract

UpdatePanel is one of the most useful controls provided with ASP.NET Ajax, the new Microsoft framework that brings the power of AJAX to ASP.NET 2.0 applications. You'll learn from the experts—Bertrand Le Roy and Matt Gibbs, members of the Microsoft ASP.NET Ajax architecture and development team—what you need to know to make UpdatePanel part of your application pages. You'll also learn how to use the control to improve the performance of an ASP.NET Wizard control; create a better master/details page for the AdventureWorks database; and add a pop-up preview to a search page. Finally, you'll learn how to display UpdatePanel error messages and deal with its quirks and limitations. In short, this PDF has exactly what you need to begin adding the interactivity of AJAX to your ASP.NET 2.0 applications today.

Implementing AJAX-Style Asynchronous Partial-Page Updates with the New ASP.NET AJAX UpdatePanel Control

One of the ways that Ajax (Asynchronous JavaScript and XML) web applications differ from classical web applications is in how they communicate with the server. AJAX applications use client script to update parts of a page instead of postbacks, which refresh the entire page. This technique results in more fluid and responsive applications with much greater appeal to the ...

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