Sams Teach Yourself C# 5.0 in 24 Hours

Hour 3. Understanding C# Types

What You’ll Learn in This Hour

• An overview of types

• The C# predefined types

• Other commonly used types

• Working with operators

• Default values

• Null and nullable types

• Casting and conversion

In Hour 1, “The .NET Framework and C#,” you were introduced to the fundamentals of the .NET Framework and C#, including the framework class library, the common language runtime, and the idea of automatic memory management. You briefly learned about namespaces and types and then moved on to statements, expressions, variables, constants, identifiers, and keywords. From those humble beginnings, you then built a simple C# application and learned about debugging in Hour 2, “Introducing Visual Studio.”

Building on what ...