A brief analysis of how to run Golang in different system environments

Golang, or Go, is an open source programming language developed by Google and widely used for web application development. If you are a beginner or not familiar with Golang, you may find it a little difficult. This article will introduce you to how to run Golang under different operating systems and environments.

1. Operation method under Windows operating system

Golang is very simple to run in Windows system. You only need to install the Windows version of Golang and enter the corresponding command in the command line. Just order. The following are detailed steps:

(1) Download Golang: Visit the official website golang.org and download the Windows version of Golang installation package.

(2) Install Golang: Run the downloaded Golang installation package and follow the prompts to install.

(3) Configure environment variables: In Windows, you need to add the Golang installation directory to the environment variables. Open "Computer" or "My Computer", right-click the "Properties" option, open "Advanced System Settings", click the "Environment Variables" button, find the "Path" variable in "System Variables", and enter its value Add the Golang installation directory at the end.

(4) Verify installation: Run the "go version" command in the command line window. If version information appears, it means that Golang has been successfully installed.

(5) Run the Golang program: Write a Hello World program (for example, write the following code in Notepad) and save it as a hello.go file.

package main

import "fmt"

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

Open the command line window, navigate to the directory where hello.go is located, and enter the "go run hello.go" command to run the program.

2. Operation method under Linux operating system

Running Golang in Linux system is also very simple. You need to download the corresponding binary file and run it in the command line. The following are the detailed steps:

(1) Download Golang: Enter the following command in the terminal to download the Linux version of Golang.

wget https://golang.org/dl/go1.16.5.linux-amd64.tar.gz

(2) Install Golang: Enter the following command in the terminal to decompress the Golang compressed package.

tar -C /usr/local -xzf go1.16.5.linux-amd64.tar.gz

(3) Configure environment variables: edit the .bashrc file and add the Golang installation directory to the PATH variable.

export PATH=$PATH:/usr/local/go/bin

(4) Verify installation: Enter the "go version" command in the terminal. If the version information appears, it means that Golang has been successfully installed.

(5) Run the Golang program: Write a Hello World program (for example, write the following code in nano) and save it as a hello.go file.

package main

import "fmt"

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

Run the "go run hello.go" command in the command line window to run the program.

3. Running method under macOS operating system

Running Golang in macOS system is equally simple. You only need to download the corresponding binary file and operate it in the terminal. The following are the detailed steps:

(1) Download Golang: Enter the following command in the terminal to download the macOS version of Golang.

wget https://golang.org/dl/go1.16.5.darwin-arm64.tar.gz

(2) Install Golang: Enter the following command in the terminal to decompress the Golang compressed package.

tar -C /usr/local -xzf go1.16.5.darwin-arm64.tar.gz

(3) Configure environment variables: edit the .bashrc file and add the Golang installation directory to the PATH variable.

export PATH=$PATH:/usr/local/go/bin

(4) Verify installation: Enter the "go version" command in the terminal. If the version information appears, it means that Golang has been successfully installed.

(5) Run the Golang program: Write a Hello World program (for example, write the following code in nano) and save it as a hello.go file.

package main

import "fmt"

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

Run the "go run hello.go" command in the terminal to run the program.

Summary:

The above are the detailed steps on how to run Golang under different operating systems and environments. I hope this article can help you learn how to use Golang. Remember to practice more in practice to deepen your understanding.

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