Java 实例 - 获取指定主机的IP地址

import java.net.InetAddress;
import java.net.UnknownHostException;
 
public class GetIP {
    public static void main(String[] args) {
        InetAddress address = null;
        try {
            address = InetAddress.getByName("www.qianmu.net");
        }
        catch (UnknownHostException e) {
            System.exit(2);
        }
        System.out.println(address.getHostName() + "=" + address.getHostAddress());
        System.exit(0);
    }
}