编写一个jsp程序，实现用户登录，当用户输入的用户或密码错误时，将页面重定向到错误提示页，并在该页面显示30秒后 自动回到用户登录界面 

<%@ 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>Insert title here</title>
</head>
<body>
<form action="panduan.jsp" method="post">
名称：<input type="text"  name="name">
<br>
密码：<input  type="password"  name="password">
<br>
<input type="submit" value="提交"> 
</form>

</body>
</html>
<%@ 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 name=request.getParameter("name");
String password=request.getParameter("password");
%>
<%if(name.equals("test1")&&password.equals("123456"))
    {
    out.print("密码正确");
    }
    else
    {
        response.sendRedirect("cuowu.jsp");
    }%>

</body>
</html>
<%@ 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>
账号密码输入错误
</body>
</html>

posted @ 2016-06-25 09:32  ①乷壹迣鎅  阅读(10164)  评论(1)  编辑  收藏  举报