Created
September 25, 2015 13:55
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// solution to https://tour.golang.org/methods/7 | |
package main | |
import "fmt" | |
type IPAddr [4]byte | |
func (i IPAddr) String() string { | |
return fmt.Sprintf("%d.%d.%d.%d", i[0], i[1], i[2], i[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) | |
} | |
} |
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