How to install Golang on Mac system? Detailed explanation of operation steps

How to install Golang on Mac system?

Go language (Golang) is an open source programming language developed by Google. It has the characteristics of efficiency, simplicity, concurrency, etc., and has been widely welcomed. Installing Golang on a Mac system is very simple. The steps are detailed below with specific code examples.

Step 1: Download the Golang installation package

1. Open the browser and enter the Golang official website: https://golang.org
2. Click "Download" on the webpage Go" button, select the installation package suitable for Mac system to download, generally choose the latest version.
3. After the download is completed, double-click the installation package to install.

Step 2: Set environment variables

1. Open the Terminal application.

2. Execute the following command to open the bash configuration file:

   nano ~/.bash_profile

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3. Add the following two lines of code at the end of the file, save and exit the editor:

   export GOPATH=$HOME/go
   export PATH=$PATH:/usr/local/go/bin:$GOPATH/bin

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4. Execute the following command to make the configuration file take effect:

   source ~/.bash_profile

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Step 3: Verify the installation

1. In the terminal Enter the following command to check whether the Go language has been successfully installed:

   go version

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   If the Go version information is displayed, it means the installation is successful.

Step 4: Write and run the sample program

1. Create a new Go language file, you can use any text editor, such as Visual Studio Code, Sublime Text etc.

2. Write a simple sample program, such as the Hello World program:

   package main
   
   import "fmt"
   
   func main() {
    fmt.Println("Hello, Golang!")
   }

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3. Save the file as hello.go.

4. Enter the directory where the file is saved in the terminal and execute the following command to run the program:

   go run hello.go

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   If the terminal outputs Hello, Golang!, it means The program was executed successfully.

Summary

Through the above steps, we successfully installed Golang on the Mac system and wrote and executed a simple sample program. I hope this article is helpful to you and allows you to easily start learning and using the Go language.

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