This is lesson 7 of 11 in this module Course 27% complete

Notes On Nullable Types

Premium Content

Join Us

The lesson explains how nullable value types are implemented as structs with a hidden boolean field, and how non-nullable reference types rely on compiler analysis rather than runtime enforcement. We conclude with a discussion of the trade-offs and limitations of both features within the existing .NET type system.

Previous Next

Previous Module .NET Runtime Memory Management

This Module The .NET Type System

Value Types

Value Types (part 2)

Value Types (part 3)

Reference Types

Reference Types (part 2)

Reference Types (part 3)

Notes On Nullable Types

Boxing And Unboxing

Demo: Boxing And Unboxing In Code

Demo: Boxing And Unboxing In Intermediate Language

Demo: Eliminate Boxing And Unboxing

Next Module The .NET String Type