C# 4.0 The Complete Reference

CHAPTER 25Collections, Enumerators, and Iterators

This chapter discusses one of the most important parts of the .NET Framework: collections. In C#, a collection is a group of objects. The .NET Framework contains a large number of interfaces and classes that define and implement various types of collections. Collections simplify many programming tasks because they provide off-the-shelf solutions to several common, but sometimes tedious-to-develop, data structures. For example, there are built-in collections that support dynamic arrays, linked lists, stacks, queues, and hash tables. Collections are a state-of-the-art technology that merits close attention by all C# programmers.

Originally, there were only non-generic collection classes. However, ...