To display a list of users in a will be quite plain, with black text on a white background.Although the ASPX page only needs 11 lines of code, a lot of other code is executed under the hood. This is part three of the article series "Building Layered Web Applications" that shows you how to build N-Layer applications with Microsoft ASP. These articles teach you how to design, build and use custom business objects in your web application. For more information about the translation, check out this blog post. - I have written a new series on N-Layer design as a major follow up to this one. Part one dealt with the design of the application: what business objects do you need to fulfill the requirements of the application. The target audience for this series are developers that are ready to make the switch from using controls with custom business objects. NET 2 and C# is necessary while some knowledge about object oriented design certainly helps.With the additional files in the site looked at, let's take a look at how you can display contact persons on a page.
Before we dig into the code for the web site, let's briefly recap the application's design I showed you in the two previous articles.
In part two of the article series I showed you how the site was set up: the important layers each have a separate folder under the special , the site has a few other folders and files worth looking at.
This is the SQL Server 2005 Express database used for the application.
All they can do, is hold and expose data through their public properties.
Additionally, each BO object has a List counterpart, like and are used to hold collections of the business objects.
Each of the other three components of the application has a reference to the objects in the Business Objects layer.