tcptest.java

学习java编程的好程序

import java.net.*;
///创建一个InetAddress类对象ip
///通过getHostName方法获得主机名
///通过getHostAddress方法获得主机的IP地址
///通过getLocalHost().getHostAddress获取方法本机的IP地址
public class tcptest 
{
  public static void main(String[] args)
  {
    InetAddress ip=null;
    try
    {
      ip=InetAddress.getByName("anson");
      System.out.println("主机名："+ip.getHostName());
      System.out.println("主机IP地址："+ip.getHostAddress());
      System.out.println("本机IP地址："+InetAddress.getLocalHost().getHostAddress()); 
    }
    catch(Exception e)
    {
      System.out.println(e);
    }
  }
}