Go Hello WorldOur first program will print the classic “hello world” message. Here’s the full source code.
To run the program, put the code in hello-world.go and use go run.
First, How to run Golang Program?To run a Go program you need a Go compiler. In Go compiler, first you create a program and save your program with extension .go, for example, hello-world.go. Now we run this hello-world.go file in the go compiler using the following command:
Output for above code
In the above lines of code we have:
func: It is used to create a function in Go language.
main: It is the main function in Go language, which doesn’t contain the parameter, doesn’t return anything, and call when you execute your program. It represents an entry point for the program.
Println(): Println means Print line. This method is present in fmt package and it is used to display in this example “Hello World” string.
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