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Source Code

The FunWithArrays application is located under the Chapter 4 subdirectory.

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Understanding the Enum Type

Recall from Chapter 1 that the .NET type system is composed of classes, structures, enumerations,

interfaces, and delegates. To begin our exploration of these types, let’s check out the role of the

enumeration (or simply, enums) using a new Console Application project named FunWithEnums.

When building a system, it is often convenient to create a set of symbolic names that map to

known numerical values. For example, if you are creating a payroll system, you may want to refer

to the type of employees using constants such as vice president, manager, contractor, and grunt.

C# supports the notion of custom enumerations for this very reason. For example, here is an

enumeration named EmpType: