Go Golang - basic map function #2

Go Golang - basic map function #2

package main

import "fmt"

func main() {
    elements:= make(map[string]string)
    elements["H"] = "Hydrogen"
    elements["He"] = "Helium"
    elements["Li"] = "Lithium"
    elements["Be"] = "Beryllium"
    elements["B"] = "Boron"

	
	// check that the element exists before trying to print it
	
	if name, ok:=elements["Li"]; ok{
		fmt.Println(name,ok)
	} else {
		fmt.Println("There's no element with that symbol")
	}
}