Steps to quickly set up a Golang development environment

How to quickly set up a Golang development environment

Before learning and using Golang for development, you first need to set up a corresponding development environment. This article will introduce how to quickly set up a Golang development environment and provide specific code examples to help readers get started quickly.

Step 1: Download Golang

First, we need to download the Golang installation package from the official website https://golang.org/dl/. Choose the corresponding version according to your operating system. For example, choose the Windows version for Windows systems, choose the macOS version for macOS, and choose the Linux version for Linux systems.

Step 2: Install Golang

After downloading the installation package, install it according to the corresponding operating system. Under Windows systems, double-click the installation package and follow the prompts to complete the installation; under macOS and Linux systems, you can use the terminal to execute the installation command for installation. After the installation is complete, you can enter the following command in the terminal to verify whether the installation is successful:

go version

If the Golang version information is printed, the installation is successful.

Step 3: Set GOPATH

GOPATH is the working directory of Golang, usually set in your personal folder. Execute the following command in the terminal to set GOPATH:

mkdir ~/go
export GOPATH=~/go
export PATH=$PATH:$GOPATH/bin

Step 4: Create a project

Next, we can create a new Golang project. Create a new source code folder under GOPATH, such as src/hello, and then create a new file named hello.go under the folder.

package main

import "fmt"

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

Step 5: Compile and run

Go to the hello folder in the terminal and execute the following commands to compile and run hello.go File:

go build hello.go
./hello

If you see "Hello, Golang!" output, the project is created successfully.

Step 6: Use the integrated development environment

In addition to using the command line for development, we can also use the integrated development environment (IDE) for Golang development. Commonly used IDEs include VS Code, Goland, etc. You can choose the appropriate IDE for development according to personal preferences.

Conclusion

Through the above steps, we successfully set up the Golang development environment and created a simple project. I hope this article can help readers quickly get started with Golang development and enjoy the fun of programming!

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