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C# Tutorials

Visual Studio .NET 2003

The C# tutorials provide an overview of the basics of the language and identify important language features. Each tutorial includes one or more sample programs. The tutorials discuss the sample code plus provide additional background information. They also link to the corresponding sample abstract topics, where you can download and run the sample programs.

Note   The C# tutorials do not teach how to create a graphical user interface for your program like a Windows Form or a Web Forms page. To get started in that area, see the Visual C# Walkthroughs.
Tutorial Description Level
Hello World Shows a Hello World application. Simple
Command Line Parameters Shows simple command-line processing; also shows array indexing. Simple
Arrays Shows how to use arrays. Simple
Properties Shows how properties are declared and used; also demonstrates abstract properties. Simple
Libraries Shows how to use compiler options to create a DLL library from multiple source files; also, how to use them in other programs. Simple
Versioning Shows the use of override and new to support versioning. Simple
Collection Classes Shows how to make collection classes that can be used with foreach. Intermediate
Structs Shows how to use structs in C#. Intermediate
Indexers Shows how to use array notation to access an object. Intermediate
Indexed Properties Shows how to implement a class that uses indexed properties. Indexed properties allow you to use a class that represents an array-like collection of several different kinds of things. Intermediate
User-Defined Conversions Shows how to define conversions to and from user-defined types. Intermediate
Operator Overloading Shows how user-defined classes can overload operators. Intermediate
Delegates Shows how delegates are declared, mapped, and combined. Intermediate
Events Shows how to use events in C#. Intermediate
Explicit Interface Implementation Demonstrates how to explicitly implement interface members. Intermediate
Conditional Methods Demonstrates conditional methods, which provide a powerful mechanism by which calls to methods can be included or omitted depending on whether a symbol is defined. Intermediate
XML Documentation Shows how to document code by using XML. Intermediate
Platform Invoke Shows how to call platform invokes (exported DLL functions) from C#. Advanced
COM Interop Part 1 Shows how to use C# to interoperate with COM objects. Covers a C# client. Advanced
COM Interop Part 2 Shows how to use C# to interoperate with COM objects. Covers a C# server. Advanced
Attributes Shows how to create custom attribute classes, use them in code, and query them through reflection. Advanced
Security Discusses .NET Framework security and shows two ways to modify security permissions in C#: permission classes and permission attributes. Advanced
Threading Demonstrates various thread activities such as creating and executing a thread, synchronizing threads, interacting between threads, using a thread pool, and using a mutex object. Advanced
Unsafe Code Shows how to use pointers. Advanced
OLE DB Shows how to use OLE DB in C# by connecting to a Microsoft Access database. Advanced

See Also

Tutorial Samples | C# Programmer's Reference

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