C# Part 1: Setup and Introduction

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Introduction

Welcome to C# beginner tutorial series. In this article you will learn how to setup C# on your machine. C# (pronounced “C sharp”) is a modern, object-oriented programming language developed by Microsoft. It is designed to be simple, powerful, and versatile, making it an ideal choice for building a wide range of applications, including desktop software, web applications, and mobile apps. C# is based on the C programming language and shares many features with other popular programming languages like Java and C++. It is widely used in the development of Windows applications, games, and enterprise-level software. C# is a popular language among developers due to its ease of use, strong typing, and the ability to create efficient and high-performance code. It is supported by a large and active developer community, making it easy to find resources and support when needed.

Setup

C# Setup on Windows

To set up C# on Windows, you’ll need to follow these steps:

Install Visual Studio Visual Studio is an integrated development environment (IDE) that includes everything you need to develop C# applications. Download and install Visual Studio from the official Microsoft website (https://visualstudio.microsoft.com/downloads/). Make sure to select the “.NET desktop development” workload during installation.
Install .NET Core SDK .NET Core SDK is a free, open-source framework that enables developers to create .NET applications for Windows, Linux, and macOS. Download and install the latest version of .NET Core SDK from the official Microsoft website (https://dotnet.microsoft.com/download).
Create a new C# project Open Visual Studio and create a new C# project. Choose the “Console Application” template and name your project. Visual Studio will automatically generate some starter code for you.
Test your project To test your project, add the following code to the Main method:

using System;

namespace HelloWorld
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Hello, World!");
        }
    }
}

Press the “Run” button to build and run your project. You should see “Hello, World!” printed in the console.

C# Setup on Linux

On Linux, you can follow these steps:

Install .NET Core SDK Download and install the latest version of .NET Core SDK from the official Microsoft website (https://dotnet.microsoft.com/download).
Install a code editor Visual Studio Code is a popular code editor that supports C# development on Linux. Download and install Visual Studio Code from the official website (https://code.visualstudio.com/download).
Install the C# extension Open Visual Studio Code and install the “C#” extension from the marketplace. This extension provides syntax highlighting, code completion, and other features to help you write C# code.
Create a new C# project Open Visual Studio Code and create a new folder for your C# project. Open the folder in Visual Studio Code and create a new C# file. Add the following code to the file:

using System;
namespace HelloWorld
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Hello, World!");
        }
    }
}

Save the file as Program.cs.

Test your project Open the terminal in Visual Studio Code and navigate to the folder containing your project. Run the following command to build and run your project:

dotnet run

You should see “Hello, World!” printed in the terminal.

C# Beginner Tutorial Series