C# Programming Guide

Mr.Suttipong Kullawattana

To create and run a console application• Start Visual Studio.• On the menu bar, choose File, New, Project.• The New Project dialog box opens.• Expand Installed, expand Templates, expand Visual C#, and then choose Console

Application.• In the Name box, specify a name for your project, and then choose the OK button.• The new project appears in Solution Explorer.• If Program.cs isn't open in the Code Editor, open the shortcut menu

for Program.cs in Solution Explorer, and then choose View Code.• Replace the contents of Program.cs with the following code.

Choose the F5 key to run the project. A Command Prompt window appears that contains the line Hello World!

Comment

Main Method

Input & Output

General Structure of a C# Program

Classes (C# Programming Guide)

Structs (C# Programming Guide)

Namespaces

Interfaces

Interfaces

How to: Implement Interface Events

An interface can declare an event. The following example shows how to implement interface events in a class. Basically the rules are the same as when you implement any interface method or property.

To implement interface events in a class• Declare the event in your class and then invoke it in the appropriate areas.