查看注册信息application
保存用户注册信息，使用application
注册界面：
<%@ 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>注册</title> </head> <body> <form action="appzhuce2.jsp" method="post"> <table width="300"> <tr> <td width="200">请输入昵称：</td> <td><input type="text" name="name"/></td> </tr> <tr> <td width="200">请输入密码：</td> <td><input type="password" name="password1"/></td> </tr> <tr> <td width="200">请确认密码：</td> <td><input type="password" name="password2"/></td> </tr> <tr> <td width="200">请输入邮箱：</td> <td><input type="text" name="email"/></td> </tr> <tr> <td width="200">请输入手机号码：</td> <td><input type="text" name="phonenum"/></td> </tr> <tr> <td width="150"><input type="submit" value="提交"/></td> <td><input type="reset" value="重置"/></td> </tr> </table> </form> </body> </html>
判断，接收，处理界面：
<%@ 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>判断注册信息</title> </head> <body> <% String name=new String(request.getParameter("name").getBytes("ISO-8859-1"),"UTF-8"); String pw1=request.getParameter("password1"); String pw2=request.getParameter("password2"); String mail=request.getParameter("email"); String phone=request.getParameter("phonenum"); if(name==""||pw1==""||pw2==""||mail==""||phone=="") { out.print("注册信息不能为空，5秒后返回注册页面<br>"); response.setHeader("refresh", "5;appzhuce.jsp"); } else if(!pw1.equals(pw2)) { out.print("您两次输入的密码不一致，请重新输入"); response.setHeader("refresh", "5;appzhuce.jsp"); } else { out.print("注册成功"); String s="姓名："+name+"<br>密码："+pw1+"<br>邮箱："+mail+"<br>手机号："+phone+"<br>"; String info=(String)application.getAttribute("xinxi"); if(info==null) { application.setAttribute("xinxi", s); } else { info+=s; application.setAttribute("xinxi",info); } } %> <form action="appzhuce3.jsp"> <table> <tr><td>查看注册信息</td></tr> <tr><td><input type="submit" value="查看"/></td></tr> </table> </form> </body> </html>
查看注册信息：
<%@ 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> <% String str=(String)application.getAttribute("xinxi"); out.print(str); %> </body> </html>
运行结果图片：
