Jsp第八次作业

数据库test 中建个表 stu(stuid 主键 自动增长 ，用户名，密码，年龄)

 

 

CREATE TABLE stu (
    uid INT auto_increment PRIMARY KEY,
    uname VARCHAR (10),
    upwd VARCHAR (10),
    uage INT
)；

 

1.设计一个注册页面，实现用户注册功能
2.设计一个登陆页面，实现用户名密码登陆
3.两个页面可以互相超链接

<%@ 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></title>
</head>
<body>
<form action="ver.jsp" method="post">
            <b>用户名</b>
            <input type="text" name="uname" />
            <br />
            <b>密码</b>
            <input type="text" name="upwd" />
            <br />
            <input type="submit" value="登录" />
            <a href="reg.jsp">注册</a>
</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>
    <h1>登录失败,3秒后返回登录界面</h1>
    <%
        response.setHeader("refresh", "3;url=login.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></title>
</head>
<body>
    <h1>登录成功</h1>
</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></title>
</head>
<body>
 
<form action="tiao.jsp" method="post">
            <b>用户名</b>
            <input type="text" name="uname" />
            <br />
            <b>密码</b>
            <input type="text" name="upwd" />
            <br />
            <b>年龄</b>
            <input type="text" name="uage"/>
            <br />
            <input type="submit" value="注册" />
            <a href="login.jsp">登录</a>
        </form>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<%@ page import="Dao.biao1"%>
<!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></title>
</head>
<body>
    <%
        String uname = request.getParameter("uname");
        String upwd = request.getParameter("upwd");
        String uages = request.getParameter("uage");
 
        int uage = Integer.parseInt(uages);
        biao1 s1 = new biao1();
        s1.reg(uname, upwd, uage);
        request.getRequestDispatcher("login.jsp").forward(request, response);
    %>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<%@ page import="Dao.biao1"%>
<!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></title>
</head>
<body>
    <%
        String uname = request.getParameter("uname");
            String upwd = request.getParameter("upwd");
     
          biao1 s1 = new biao1();
            if (s1.login(uname, upwd)) {
                request.getRequestDispatcher("main.jsp").forward(request, response);
            } else {
                request.getRequestDispatcher("cuowu.jsp").forward(request, response);
            }
    %>
</body>
</html>

 

 

 

 

 

posted @ 2022-05-05 21:16  计算机1904谢家俊  阅读(19)  评论(0)  编辑  收藏  举报