Detailed steps to install Golang on Mac OS

Complete Guide to Installing Golang on Mac OS

Go language (Golang for short) is becoming more and more popular among developers as an emerging programming language because of its simplicity Its syntax and efficient performance make it the first choice for many people. If you are a Mac OS user and want to install Golang on your computer and start learning and developing Go programs, then this article will provide you with a complete installation guide. Next, we will introduce the steps and specific code examples required to install Golang on Mac OS.

Step one: Download the Go language installation package

To install Golang on Mac OS, you first need to download the latest version of the Go language installation package from the official website. You can open the [Go official website](https://golang.org/), find the latest stable version, and download the corresponding .pkg installation file.

Step 2: Install Go language

After the download is completed, double-click the .pkg file and follow the prompts to install. After the installation is complete, you need to set the Go language environment variables. Open the terminal and enter the following command:

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

Then use the source command to make the environment variable take effect:

source ~/.zshrc

Check whether the Go language is successfully installed by entering the following command:

go version

If you see output similar to go version go1.17 darwin/amd64, then congratulations, the Go language has been successfully installed on your Mac OS system.

Step 3: Set up the working directory

Next, you need to set up a working directory to store your Go project. Enter the following command in the terminal to create a new directory:

mkdir ~/go_projects

Then set the GOPATH environment variable to point to this directory:

export GOPATH=~/go_projects

Step 4: Create the first Go Program

Now, you can start writing your first Go program. In the working directory you set, create a new Go source file, such as hello.go, and enter the following code:

package main

import "fmt"

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

After saving the file, enter the directory where the file is located in the terminal , and run the following command to compile and execute the program:

go run hello.go

If you see the output Hello, Golang!, then congratulations, you have successfully written and run your first Go program!

Conclusion

Through the above steps, you have successfully installed Golang on Mac OS, and written and run your first Go program. Next, you can continue to learn more about the grammatical rules and features of the Go language and start developing more complex and practical applications. I wish you success in your journey of learning the Go language!

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