Conclusion

The types in System.Web.UIthat is, the types that make up ASP.NETjust might be the most important parts of the .NET Framework class library. They're certainly among the most commonly used, as Web applications built on Windows are very popular. As this chapter has described, ASP.NET 2.0 contains significantly more than its predecessors, making it possible for developers to create a wider range of applications. The goal, as always, is to help those developers build software that makes life better for the people who use it.

ASP.NET is a very important part of the .NET Framework class library