Writing a Simple C# Program

Let's dig in. For this first program, Listing 2.1 shows the near-minimal amount of code necessary to write a C# program. When it executes, it will print the words “Howdy, Partner!” to the console.

Listing 2.1. A Simple C# Program
 1: /*
 2:  * FileName:  HowdyParner.cs
 3:  * Author:    Joe Mayo
 4:  */
 5:
 6: // Program start class
 7: public class HowdyPartner
 8: {
 9:        // Main begins program execution
10:     public static void Main()
11:     {
12:                // Write to console
13:         System.Console.WriteLine("Howdy, Partner!");
14:     }
15: }

Line 7 of Listing 2.1 shows a class declaration. Classes are what C# uses to declare or define objects. They describe the attributes and behavior of an object. An object is anything that has attributes and behavior. ...

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