//go:build OMIT package main import "fmt" type IPAddr [4]byte // TODO: Add a "String() string" method to IPAddr. func main() { hosts := map[string]IPAddr{ "loopback": {127, 0, 0, 1}, "googleDNS": {8, 8, 8, 8}, } for name, ip := range hosts { fmt.Printf("%v: %v\n", name, ip) } }