package main import ( "fmt" "strconv" ) type Human struct { name string age int phone string } // Human implemented fmt.Stringer func (h Human) String() string { return "Name:" + h.name + ", Age:" + strconv.Itoa(h.age) + " years, Contact:" + h.phone } func main() { Bob := Human{"Bob", 39, "000-7777-XXX"} fmt.Println("This Human is : ", Bob) }