Quickly get started with Go language: detailed installation tutorial

Go language is an open source programming language developed by Google and is widely used in cloud computing, big data, network programming and other fields. This article will provide beginners with a detailed installation tutorial to quickly get started with the Go language, helping readers easily start learning this modern programming language.

Step 1: Download Go language

First, we need to download the Go language installation package. Visit the Go official website (https://golang.org/), find the installation package download link suitable for your operating system on the homepage, and click to download. Go language supports multiple operating systems, including Windows, macOS and Linux.

Step 2: Install Go language

After the download is completed, double-click the installation package to start installing Go language. Follow the installation wizard prompts to select the installation path and other configuration options. In Windows systems, it is recommended to install the Go language in the root directory of drive C to facilitate subsequent configuration. After the installation is complete, we need to configure the environment variables.

Step 3: Configure environment variables

In Windows system, right-click "This Computer" -> "Properties" -> "Advanced System Settings" -> "Environment Variables" , create a new variable named GOROOT in the system variables, whose value is the installation path of the Go language, for example C:Go. Then modify the Path variable and add %GOROOT% in at the end so that the system can find the Go language executable file.

Step 4: Verify the installation

Open the command line tool and enter the command go version. If the Go language version information is output, the Go language is installed successfully. Next, we can create a simple Go program to verify whether our development environment has been set up.

Step 5: Write the first Go program

Open the text editor and enter the following code:

package main

import "fmt"

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

Save the file as hello.go, Enter the directory where the file is located on the command line and enter go run hello.go. If Hello, Go! is output, it means that you have successfully compiled and executed your first Go program. .

To summarize, this article introduces how to quickly get started with Go language, and explains in detail the downloading, installation, environment variable configuration and first program writing of Go language. I hope this article can help beginners get started with Go language smoothly and enjoy the fun and sense of accomplishment of programming.

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