Question

java 获取本机Ip地址和对应的mac地址

大家一起学习一下 看看哪里有问题

Answer 1

import java.net.*;
public class NetInfo {
public static void main(String[] args) {
new NetInfo().say();
}
public void say() {
try {
InetAddress i = InetAddress.getLocalHost();
System.out.println(i); //计算机名称和ip
System.out.println(i.getHostName()); //名称
System.out.println(i.getHostAddress()); //只获得ip
}
catch(Exception e){e.printStackTrace();}
}
}