How to upgrade golang (a brief analysis of the method)

Go language (Go) is an open source programming language with efficient, reliable and simple design features. As Go continues to develop and improve, many developers will want to upgrade the version of the Go language. This article will introduce you how to upgrade the Go language.

1. Determine the current Go version

Before upgrading the Go language, you need to know the Go version you are currently installing. You can enter the following command in the terminal:

go version

This command will display the currently installed Go version. For example, if the current prompt is Go version 1.15.3, it means that you are currently running Go1.15.3.

2. Download the new Go version

To upgrade the Go language, you first need to download the latest version of Go. Please visit the Go official website https://golang.google.cn/dl/ and select the Go version you want to download. Once the download is complete, double-click the downloaded file to install it.

3. Set environment variables

After the upgrade is completed, you need to add the new version of the Go language path to the "PATH" environment variable in the system environment variables. The purpose of this is to allow you to use new versions of Go everywhere.

4. Run the setup command

You will also need to run some commands through the command line to set up the new version of the Go language. Here are the commands you need to run:

go env -w GO111MODULE=auto
go env -w GOPROXY=https://goproxy.io,direct

After running these commands, The system will set the new version of Go language as the default version and set the proxy server address for downloading the package.

5. Test the new version of Go language

After the above steps are completed, you can try to compile and run your application using the new version of Go language. You can run the following command to check whether you have successfully upgraded to a new version of the Go language:

go version

This command will show that you are running the latest version of the Go language.

Summary

Upgrading the Go language is a simple process, just follow the above steps. By upgrading to a new version of the Go language, you can enjoy new features and performance optimizations.

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