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CentOS is a powerful Linux operating system that makes installing new applications and software very easy. In the last few years, Golang has become a very popular programming language, especially for web application development. This article will introduce how to install Golang on CentOS and some important configuration steps.
Step One: Install Golang
First, you need to install Golang on your CentOS system. To install it, follow these steps:
3. Add Golang to the system environment variable and use the following command: echo "export PATH=$PATH:/usr/local/go/bin" >> ~/.bashrc
4. Finally, use the following command to check whether Golang is installed correctly: go version
The above steps will help you successfully install Golang on your CentOS system. Next, you need to perform some important configuration steps to ensure that your Golang environment works properly.
Step 2: Configure Golang environment
Once you have installed Golang from the official website, the next step is to configure your Golang environment. To complete this process, please follow the steps below:
1. Set the GOPATH environment variable using the following command: echo "export GOPATH=$HOME/go" >> ~/.bashrc
2. Run the following command to ensure that your system allows you to obtain the Golang library: echo "export GO111MODULE=on" >> ~/.bashrc
3. Update GOPATH, use the following command: source ~/.bashrc
Now, you have completed the configuration process of the Golang environment. You can start developing your applications using the Golang programming language.
Step 3: Create your first program
Once you have installed and configured Golang, the next step is to start creating your first program.
In your terminal, create a new directory to store your application. Use the following commands to execute in sequence:
mkdir ~/myproject
cd ~/myproject
Create a file and use "hello.go" as the file name. Then, edit the file and add the following code:
package main
import "fmt"
func main() {
fmt.Println("Hello World! ")
}
Build and run your application by running the following command:
go build hello.go
./hello
You will output the "Hello World!" message to the console.
Conclusion
It is very easy to install Golang on CentOS. Just follow the steps listed in this article and you can install Golang on your server, set your environment variables, and start developing your application. Golang is an efficient programming language that helps you create high-quality web applications easily.
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