Request_reg.jsp
<%@ 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>注册</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>
<h1>用户注册</h1>
<hr>
<form name="regForm" action="Request.jsp" method="post">
<table>
<tr>
<td>用戶名:</td>
<td><input type="text" name="username"></input></td>
</tr>
<tr>
<td>愛好:</td>
<td><input type="checkbox" name="favorite" value="read">读书
<input type="checkbox" name="favorite" value="music">音乐 <input
type="checkbox" name="favorite" value="eat">吃</td>
</tr>
<tr>
<td colspan="2"><button type="submit">提交</button></td>
</tr>
</table>
</form>
</body>
</html>
Request.jsp页面
<%@ 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>Request内置对象</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>
<h1>requset内置表单</h1>
<!--防止中文乱码-->
<%
request.setCharacterEncoding("utf-8");
%>
<!-- 验证request.setAttribute(); -->
<%
request.setAttribute("password", "meizi"); //将meizi这个字符串放在名为password的Object对象中
%>
<hr>
<h4>获取用户名：</h4>
用户名:
<%=request.getParameter("username")%>
<h4>获取爱好：</h4>
<%
String[] favorite = request.getParameterValues("favorite");
for (int i = 0; i < favorite.length; i++) {
out.println(favorite[i]);
}
%>
<h4>获取密码：</h4>
<%=request.getAttribute("password")%>
</body>
</html>
运行界面：
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