packagemain

import(
	"fmt"
	"net"
	"os"
)

funcmain(){

	addrs,err:=net.InterfaceAddrs()

	iferr!=nil{
		fmt.Println(err)
		os.Exit(1)
	}

	for_,address:=rangeaddrs{

		//检查ip地址判断是否回环地址
		ifipnet,ok:=address.(*net.IPNet);ok&&!ipnet.IP.IsLoopback(){
			ifipnet.IP.To4()!=nil{
				fmt.Println(ipnet.IP.String())
			}

		}
	}

}