1创建一个myhome文件
2创建一个index.jsp文件
<%@ page language="java" contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%><!DOCTYPE html><html><head><meta charset="utf-8"><title>歌谣</title></head><body>我是歌谣<br/><%out.println("你的 IP 地址 " );%></body></html>3建立一个web-inf
Web-inf下面放入web.xml文件
4建立classes和lib文件，放入所需要的文件
5运行tomcat服务，访问
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