一·regist.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<h1>response</h1>
<hr>
<form action="response.jsp" method="post" name="registform">
<ul>
<li>
<label for="">账号：</label>
<input type="text" name="username" id="username" placeholder="输入手机号或其他账号">
</li>
<li>
<label for="">手机号码：</label>
<input type="text" name="phone" placeholder="输入手机号">
</li>
<li>
<input type="submit" id="validation-regist" value="确认注册"/>
</li>
</ul>
</form>
<br>
</body>
</html>
二·response.jsp
<%@page import="jdk.nashorn.internal.runtime.regexp.joni.Regex"%>
<%@page import="java.io.*"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%
request.getRequestDispatcher("request.jsp").forward(request,response);
%>
三·request.jsp
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<h1>request内置对象</h1>
<%
request.setCharacterEncoding("utf-8");//提交表单汉语变为乱码解决，但无法解决URL传参中文出现乱码
request.setAttribute("password", "123456");
%>
账号：<% String strPtname=request.getParameter("username");
strPtname = new String(strPtname.getBytes("ISO-8859-1"), "UTF-8");
%><%=strPtname %>
手机号：<%=request.getParameter("phone") %>
<br>
密码：<%=request.getAttribute("password") %><br>
请求体的MIME类型：<%=request.getContentType() %><br>
协议类型及版本号：<%=request.getProtocol() %><br>
服务器主机名：<%=request.getServerName() %><br>
服务器对应端口号：<%=request.getServerPort() %><br>
请求文件的长度：<%=request.getContentLength() %><br>
请求客户端的IP地址：<%=request.getRemoteAddr() %><br>
请求的真实路径：<%=request.getRealPath("request.jsp") %><br>
返回上下文路径：<%=request.getContextPath() %><br>
</body>
</html>
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