How to download golang

With the increasing development of Internet technology and the diversification and update speed of programming languages, more and more programmers are beginning to try and use golang. Although golang is very similar to other programming languages ​​in some aspects, it also has some unique features and characteristics, so downloading and using golang may require some extra steps and considerations.

This article will introduce how to download golang, including downloading from the official website and downloading from other websites, as well as how to install and configure the golang environment, and how to use golang to write and run programs, etc.

1. Download golang from the official website

The official website of golang is https://golang.org/, which is the official website of golang and the most reliable and safe download source for golang. On the official website, you can find the latest version of golang and the corresponding download link, as well as related documents, tutorials and community resources.

1. Open golang official website

First, open golang’s official website, the URL is https://golang.org/. After entering the homepage of the website, you can see some official resources and links.

2. Choose the golang version that suits you

In the golang download page, you can find the download links for each specific version. If you need to download golang manually, please select the download link for the corresponding platform, for example:

• Windows x86-64 MSI installer
• macOS 64-bit installer
• Linux x86-64 tar.gz archive
• FreeBSD 11.2 or later (64-bit) tar.gz.

Note: Select the corresponding golang version according to your system version and environment.

3. Download golang

After selecting the appropriate download link, you can start downloading the golang image file. After the download is complete, you can install and configure the golang environment according to the prompts in the installation package.

2. Download golang from other websites

In addition to downloading golang from the golang official website, you can also download it from other websites. However, downloading golang from other websites may involve certain risks and unreliability, so you should choose a website with high authority and good reputation, such as:

• https://www.golangtc. com/download
• https://studygolang.com/dl

If you need to download the installation package from other websites, please be sure to pay attention to the validity and reliability of the download link, and Before downloading and installing, use anti-virus software to scan and detect.

3. Install and configure the golang environment

After you download the golang installation file, you need to install and configure it before you can start programming with golang.

1. Install golang

Installing golang is very simple. If you choose the official image installation package, you can install it according to the prompts. If you choose an installation package from another source, you need to switch to the directory where the golang installation package is located and execute the following command:

$ sudo tar -C /usr/local -xzf go$VERSION.$OS- $ARCH.tar.gz

or sudo tar -C /usr/local -xjf go$VERSION.$OS-$ARCH.tar.bz2

where VERSION is the version number of golang , OS is the corresponding operating system, and ARCH is the corresponding processor architecture.

2. Configure environment variables

After the installation is complete, you need to configure golang's environment variables so that you can execute golang commands and programs in the terminal.

First, open the terminal and enter the user root directory:

$ cd ~

Then, open the bash_profile file:

$ vim .bash_profile

Add the following code at the end of the file:

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

Among them, $HOME/go is the working directory of golang.

Save and exit the file, then execute the following command to make the environment variables take effect:

$ source .bash_profile

At this point, you have successfully installed and configured golang’s environment variables , you can start programming with golang.

4. Programming with golang

When your golang environment is set up, you can start writing and running golang programs.

1. Write a golang program

Open the editor, create a new file, such as test.go, and copy the following code into the file:

package main

import "fmt"

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

This is the simplest golang Program that prints "Hello, World!"

2. Save the program

Save your golang program to the working directory $HOME/go/src, for example:

$ cd $HOME/go/src
$ mkdir demo
$ cd demo
$ vim test.go

Among them, demo is the name of the project you created, and test.go is the name of the file you created.

3. Run the program

Run the golang program and execute the following command:

$ go run test.go

If there are no syntax errors in your program , GNU Make will then compile and run the program. You will see the message "Hello, World!" printed.

Summary: Download golang from the official website, install and configure environment variables, write and run the program, so you can start programming with golang. In the process of using golang, you need to pay attention to some specific syntax and coding standards, and keep learning and practicing.

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