| // Copyright 2015 The Go Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style | |
| // license that can be found in the LICENSE file. | |
| // +build ignore | |
| package main | |
| import "fmt" | |
| type IPAddr [4]byte | |
| func (ip IPAddr) String() string { | |
| return fmt.Sprintf("%d.%d.%d.%d", ip[0], ip[1], ip[2], ip[3]) | |
| } | |
| func main() { | |
| addrs := map[string]IPAddr{ | |
| "loopback": {127, 0, 0, 1}, | |
| "googleDNS": {8, 8, 8, 8}, | |
| } | |
| for n, a := range addrs { | |
| fmt.Printf("%v: %v\n", n, a) | |
| } | |
| } |