W3School TIY Editor

package main import ("fmt") func main() { var a = map[string]string{"brand": "Ford", "model": "Mustang", "year": "1964"} b := a fmt.Println(a) fmt.Println(b) b["year"] = "1970" fmt.Println("After change to b:") fmt.Println(a) fmt.Println(b) }