C# Tutorial
Learn C#
C# (C-Sharp) is a programming language developed by Microsoft that runs on the .NET Framework.
C# is used to develop web apps, desktop apps, mobile apps, games and much more.
Start learning C# now »Examples in Each Chapter
Our "Try it Yourself" tool makes it easy to learn C#. You can edit C# code and view the result in your browser.
Example
using System;
namespace HelloWorld
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
}
}
}
Click on the "Run example" button to see how it works.
We recommend reading this tutorial, in the sequence listed in the left menu.
C# Exercises
Learn by Examples
Learn by examples! This tutorial supplements all explanations with clarifying examples.
C# Quiz
Learn by taking a quiz! The quiz will give you a signal of how much you know, or do not know, about C#.
My Learning
Track your progress with the free "My Learning" program here at W3Schools.
Log in to your account, and start earning points!
This is an optional feature. You can study W3Schools without using My Learning.