C# programming guide
This section provides detailed information on key C# language features and features accessible to C# through the .NET Framework.
Most of this section assumes that you already know something about C# and general programming concepts. If you are a complete beginner with programming or with C#, you might want to visit the Getting Started with C# interactive tutorial, where no prior programming knowledge is required.
For information about specific keywords, operators and preprocessor directives, see C# Reference. For information about the C# Language Specification, see C# Language Specification.
Program sections
Main() and Command-Line Arguments
Language Sections
Statements, Expressions, and Operators
Platform Sections
Application Domains (C# and Visual Basic)
Assemblies and the Global Assembly Cache
Exceptions and Exception Handling
File System and the Registry (C# Programming Guide)