Golang program to print Hello World

Here, we are going to learn how to print Hello World in Golang (Go language)? By Nidhi Last updated : March 28, 2023

In this program, we will create a string variable, which is initialized with a "Hello World" message, and then we will print the message on the console screen.

Hello World Program in Golang

The source code to print "Hello World" is given below. The given program is compiled and executed successfully.

//Golang program to print "Hello World".

package main
import "fmt"

func main() {
    //Declare a string type variable
    var var1 string 
    
    //Assign a string to the variable
    var1 = "Hello World"
    
    fmt.Println(var1)
}

Output

Hello World

Explanation

In the above program, we declare the package main. The main package is used to tell the Go language compiler that the package must be compiled and produced the executable file. Here, we imported the fmt package that includes the files of package fmt then we can use a function related to the fmt package.

Now, we come to the main() function. The main() function is the entry point for the program. Here, we declared a string var1. Then we initialized the variable var1 by "Hello World" message. After that, we printed the message using Println() function on the console screen.