C#® Developer's Guide to ASP.NET, XML, and ADO.NET

Separating Presentation from Code Using Code Behind

Code in ASP.old was often difficult to maintain because it was interspersed with HTML markup. Even when using a visual development tool such as Visual InterDev or Dreamweaver UltraDev, it could be difficult and time consuming to track down a chunk of ASP code that needed to be debugged.

The solution to this problem is a tactic that developers on many platforms typically use: separating logic (the code that you write) from presentation (the way the data appears). By separating logic from presentation, you can be assured that all the code is located in the same place, organized the way you want, and easily accessible. Separating logic from presentation also minimizes the possibility that you'll ...