golang installation configuration

With the continuous development of the Internet, programming languages ​​have gradually revealed their own characteristics and advantages. As a new development language launched by Google, Golang (Go) is attracting the attention of more and more programmers and enterprises because of its simplicity, efficiency, power, security and other characteristics. If you also want to learn and master this language, the first step is to install and configure it. This article will introduce how to install and configure Golang under different operating systems.

1. Golang installation under Windows system

How to install Golang under Windows system? Let’s look at it step by step:

Step 1: Download

First go to the Golang official website (https://golang.org/dl/) and download the installation program that matches your Windows system . Select the download version you need based on your system type on the page, as shown in the figure below:

After clicking download, you will get an exe file and save the file to your hard disk.

Step 2: Installation

After the installation starts, follow the guidance to install. You can change options such as the default installation path or language. Finally, click the Install button and wait for the installation to complete.

Step 3: Configuration

When the installation is complete, you need to add the Golang installation path to the system environment variables. Open "My Computer", right-click "Properties" -> "Advanced System Settings" -> "Environment Variables", as shown below:

Find the "Path" item in "Environment Variables" , then click the Edit button. In the pop-up dialog box, click the "New" button and enter the installation path of Golang, for example: C:Go in (subject to your actual installation path), as shown in the figure below:

Finally, Save all changes and then open the command prompt and enter the "go version" command as shown in the image below. If installed correctly, the current Golang version number will be displayed.

2. Golang installation under MacOS system

If you are using MacOS system, then you can install Golang through the following steps:

Step 1 : Download

Go to the Golang official website (https://golang.org/dl/) and download the installation program that matches your system under the MacOS operating system, for example: go1.12.1.darwin-amd64. pkg file. Once the download is complete, save the file to your hard drive.

Step 2: Installation

Double-click the downloaded pkg file to start the installation, and follow the guided operation to install, as shown below:

Step 3: Configuration

After the installation is complete, you need to add Golang environment variables. Run the following command in Terminal:

$ vi ~/.bash_profile

In the opened configuration file, add the following configuration items:

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

Press the "Esc" key, enter ":wq" to save and exit.

Run the following command to make the configuration take effect:

$ source ~/.bash_profile

Verify whether it is installed correctly

Open the terminal, enter "go version" and The "go env" command checks the Golang version and environment variables respectively, as shown in the following figure:

3. Golang installation under Linux system

If you are using a Linux system , then you can install Golang through the following steps:

Step 1: Download

Go to the Golang official website (https://golang.org/dl/) and download under the Linux operating system An installer that matches your system, for example: go1.12.1.linux-amd64.tar.gz file. Once the download is complete, save the file to your hard drive.

Step 2: Unzip

Extract the downloaded file to /usr/local, for example:

tar -C /usr/local -xzf go1.12.1.linux -amd64.tar.gz

Step 3: Configuration

Open the ~/.bashrc file and add the following configuration items to the end of the file:

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

Save and close the file. Run the following commands to make the configuration take effect:

$ source ~/.bashrc

Verify whether it is installed correctly

Open the terminal and enter the "go version" and "go env" commands respectively Check the version and environment variables of Golang, as shown in the figure below:

This article introduces the installation and configuration methods of Golang under Windows, MacOS and Linux systems. I hope this article can be helpful to everyone, and I also hope that everyone can make good use of this language to improve their technical level and better expand their career development!

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