Lesson 19: If you are coming from a language that is not case sensitive, this will trip you up several times until you become accustomed to it.
The class declaration, class WelcomeCSS , contains the data and method definitions that your program uses to execute. View on GitHub. They are there to document what your program does in plain English or the native language you speak with every day. If your program has no compilation errors, an executable file that is named Hello.
Your computer might show different names or locations for some of the Visual Studio user interface elements in the following instructions. The namespace declaration, using System; , indicates that you are referencing the System namespace. Exit focus mode. For example, if you type Notepad.
Here are the objectives of this lesson:. Product feedback Sign in to give documentation feedback. Learn how to obtain command-line input. There are no open issues.
The first line contains a comment. These characters could form a single word or multiple words. NamedWelcome YourName. Therefore, I wrote this tutorial so that anyone would be able to use it.
Delegates , and Lesson 17: It can be compiled with the following command line:. You created your first C program!
In the Name box, specify a name for your project, and then choose the OK button. You can capture command-line input when an application is run by reading items from a string string array parameter to your Main method. Operators, Types, and Variables.
You can compile the "Hello World! You prompt the user for some input, they type something in and press the Enter key, and you read their input and take some action.