Install golang on mac os

How to install and configure Golang on Mac OS

Golang is an open source programming language developed by Google. It is a fast, efficient, statically typed programming language. It is widely used in application development, especially in the fields of network programming and cloud computing. This article will introduce how to install and configure Golang on Mac OS.

Step 1: Download Golang

To download the Golang installation package that can run on Mac OS from the Golang official website. You can download the latest version of Golang from the official website (https://golang.org/dl/).

Step 2: Install Golang

Once the download is complete, open the installation package. Follow the installation prompts to install. Select the default installation path so that you can accept the default installation options.

Step 3: Configure environment variables

Navigate to the terminal and open the .bash_profile file:

$ vim ~/.bash_profile

This operation will open a Editor interface.

Add the following command to the .bash_profile file:

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

Don’t forget to save and exit!

Reload .bash_profile:

$ source ~/.bash_profile

Note that this path is the default installation path of Golang. You can change this to a custom path path, remember to make this change.

Step 4: Test your installation

Run the following command on the terminal to check if you have installed Golang correctly:

$ go version

if You have successfully installed Golang, you should see output on the terminal telling you the version of Golang you have installed. If you see output like this, it means you have successfully installed Golang.

Step 5: Run and Test the First "Golang" Program

To test the following program, create an empty directory on your system. Please note that if you are using a custom GOPATH path, you must create an empty directory under the GOPATH directory.

$ mkdir -p $GOPATH/src/github.com/yourusername/hello

In the "helloworld" folder, create a file named "main.go" and enter The following Golang code:

package main

import "fmt"

func main() {

fmt.Println("Hello, World!")

}

Run the following command To test the "helloworld" program:

$ cd $GOPATH/src/github.com/yourusername/hello
$ go run main.go

If everything is OK, you will You see the output on the terminal, which is: Hello, World!

Summary:

Installing and configuring Golang on Mac OS is very simple. Just follow the above simple steps to easily install and configure Golang.

Note that you can also use a package manager such as Homebrew to easily install and manage Golang. When using Homebrew, be sure to update the brew command to ensure the latest version of Golang is installed.

I wish you success in the Golang world!

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