1.代码练习
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<font color="blue">表单提交的信息:</font><br>
输入的第1个数据是：<%=request.getParameter("shuju1") %><br>
输入的第2个数据是：<%=request.getParameter("shuju2") %><br><br>
<font color="red">客户端信息:</font> <br>
客户端协议名和版本号:<%=request.getProtocol() %><br/>
客户机名：<%=request.getRemoteHost() %> <br>
客户机的IP地址:<%=request.getRemoteAddr() %><br>
客户提交信息的长度:<%=request.getContentLength() %><br/>
客户提交信息的方式:<%=request.getMethod() %><br>
HTTP头文件中的Host值:<%=request.getHeader("Host") %><br>
服务器名 ：<%=request.getServerPort() %><br>
服务器端口号：<%=request.getServerPort() %><br>
接受客户提交信息的页面:<%=request.getServletPath() %><br/>
</body>
运行截图
