Essential C# 7.0, Sixth Edition

3. More with Data Types

In Chapter 2, we covered all the C# predefined types and briefly touched on the topic of reference types versus value types. In this chapter, we continue the discussion of data types with further explanation of the categories of types.

The "More with Data Types" chapter describes the Categories of Types, Nullable Modifier, Tuples, and Arrays. The Categories are classified into Value Types and Reference Types. The Arrays are classified into Declaring, Instantiating, Assigning, Using, and String as Arrays.

In addition, we delve into the details of combining data elements together into tuples—a feature introduced in C# ...