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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