Golang installation tutorial: Get started quickly, allowing you to install golang in minutes!

Golang, also known as Go language, is a statically strongly typed programming language. It is an open source project developed by Google and is popular for its extremely high performance and ease of use. So, how to quickly install Golang and use it? The following will introduce you to the Golang installation tutorial and provide corresponding code examples.

1. Install Golang

1. Download Golang

First you need to download the corresponding Golang from the official website (https://golang.org/dl/) version, select the corresponding Golang installation package according to the operating system and download it.

2. Installing Golang

Installing Golang is very simple, just follow the prompts of the installation package. Windows users only need to download the .msi format installation package and double-click to run it, while Linux and Mac users need to install it through the command line.

3. Configure Golang environment variables

After the installation is completed, you need to add the Golang path to the environment variable to use Golang related commands on the command line. The specific operations are as follows:

In the Windows operating system, you can right-click on "My Computer" → "Properties" → "Advanced System Settings" → "Environment Variables" to find the "Path" column, and then Just add the path to Golang.

In Linux and Mac operating systems, you need to modify the ~/.bashrc or ~/.bash_profile file, add the Golang path to the $PATH environment variable, and execute source ~/.bashrc or source ~ after the addition is completed. The /.bash_profile command makes changes take effect immediately.

2. Use Golang

After installing Golang, you can use the command line to enter the working directory of Golang, for example, enter the cmd window on Windows, and then enter the command line:

cd C:Gosrchello

Hello here refers to your project name. You can create a new hello directory in the C:Gosrc directory for testing.

Next, let’s create a simple Hello World program. The example is as follows:

package main

import "fmt"

func main() {
    fmt.Println("Hello, world!")
}

Run the following command on the command line to print out "Hello, world!":

go run hello.go

Through the above operations, you have successfully installed and used Golang and can use Golang for programming development. If you need to learn more about Golang, you can further learn Golang's syntax and the use of related libraries.

Summary

This article introduces how to quickly install and use Golang, including the downloading, installation process and environment variable settings of Golang. It also provides some sample code for readers' reference. If you haven’t tried Golang yet, give it a try!

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