Looking for quick answers for using C# 12? This tightly focused and practical guide tells you exactly what you need to know without long intros or bloated samples. Succinct and easy to browse, this pocket reference is an ideal quick source of information. If you know Java, C++, or an earlier C# version, this guide will help you get rapidly up to speed.

All programs and code snippets are available as interactive samples in LINQPad. You can edit these samples and instantly see the results without needing to set up projects in Visual Studio.

Table of Contents

C# 12 Pocket Reference

• A First C# Program
• Syntax
• Type Basics
• Numeric Types
• Boolean Type and Operators
• Strings and Characters
• Arrays
• Variables and Parameters
• Expressions and Operators
• Null Operators
• Statements
• Namespaces
• Classes
• Inheritance
• The object Type
• Structs
• Access Modifiers
• Interfaces
• Enums
• Nested Types
• Generics
• Delegates
• Events
• Lambda Expressions
• Anonymous Methods
• try Statements and Exceptions
• Enumeration and Iterators
• Nullable Value Types
• Nullable Reference Types
• Extension Methods
• Anonymous Types
• Tuples
• Records
• Patterns
• LINQ
• Dynamic Binding
• Operator Overloading
• Attributes
• Caller Info Attributes
• Asynchronous Functions
• Static Polymorphism
• Unsafe Code and Pointers
• Preprocessor Directives
• XML Documentation

About the Author

Joe Albahari is the inventor of LINQPad and, has published 15 books with O'Reilly, including C# 12 in a Nutshell and C# 12 Pocket Reference, and speaks regularly at user groups and conferences such as NDC and YOW. Joe has been a C# MVP since 2008.

Ben Albahari is a former Program Manager at Microsoft, where he worked on Entity Framework and .NET Compact Framework. He also coauthored C# Essentials (the first C# book from O'Reilly) and earlier editions of C# in a Nutshell.