InetAddress的用法

下面这个程序利用InetAddress.getByName()来得到你的和百度IP地址。
马克- to-win：马克 java社区：防盗版实名手机尾号： 73203。
例：2.1.1
import java.net.*;
public class TestMark_to_win {
    public static void main(String[] args) throws Exception {
        /* static InetAddress getByName(String host) Determines the IP address
of a host, given the host's name.
         */
        InetAddress a = InetAddress.getByName("localhost");
        System.out.println(a.getHostAddress());
        System.out.println(a.getHostName());
        InetAddress b = InetAddress.getByName("www.baidu.com");
        System.out.println(b.getHostAddress());
        System.out.println(b.getHostName());
    }
}


输出结果：

127.0.0.1
localhost
61.135.169.125
www.baidu.com