Summary

In this chapter, we saw some of the most relevant enhancements made to the C# language in versions 2 and 3.

We started by reviewing the main differences between C# and other languages and understanding the meaning of strongly typed, in this case, together with the concepts of static and dynamic.

Then, we explained some of the main reasons behind the creation of the concept of delegates—absolutely crucial in .NET—and whose origins were motivated by very serious and solid architectural reasons. We also revised .NET usage in several common programming scenarios.

We followed this up with an examination of the generics feature that appeared in version 2.0 of the framework and analyzed some samples to illustrate some typical use cases, including the creation of custom generic methods.

From generics, we moved on to Lambda expressions, which appeared in the version that follows, allowing us to simplify calls to generic methods by passing anonymous methods expressed in a very elegant...