8
作者：互联网
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>登录</title>
</head>
<body>
<script type="text/javascript">
function check() {
if (login.account.value==""){
alert("请输入账号!");
return;
}else if(login.psw.value=="") {
alert("请输入密码!");
return;
}
login.submit();
}
</script>
<form action="check.jsp" method="post" name="login">
账号:<input type="text" name="account"><br>
密码:<input type="password" name="psw"><br>
<input type="checkbox" value="注册会员">注册会员
<input type="checkbox" value="不注册会员">不注册会员<br>
<input type="button" value="登录" onclick="check()">
</form>
<%
%>
</body>
</html><%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>登录</title>
</head>
<body>
<script type="text/javascript">
function check() {
if (login.account.value==""){
alert("请输入账号!");
return;
}else if(login.psw.value=="") {
alert("请输入密码!");
return;
}
login.submit();
}
</script>
<form action="check.jsp" method="post" name="login">
账号:<input type="text" name="account"><br>
密码:<input type="password" name="psw"><br>
<input type="checkbox" value="注册会员">注册会员
<input type="checkbox" value="不注册会员">不注册会员<br>
<input type="button" value="登录" onclick="check()">
</form>
<%
%>
</body>
</html>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>check</title>
</head>
<body>
<%
String account=request.getParameter("account");
String psw=request.getParameter("psw");
if (psw.equals(account)){
session.setAttribute("account",account);
request.getRequestDispatcher("logSuccess.jsp").forward(request,response);
}else {
request.getRequestDispatcher("logFail.jsp").forward(request,response);
}
%>
</body>
</html>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>登陆成功</title>
</head>
<body>
<script type="text/javascript">
function inCart() {
alert("加入购物车成功!")
<%
String[] toyName=request.getParameterValues("toys");
session.setAttribute("toyName",toyName);
%>
select.submit();
}
</script>
<%
String account =(String) session.getAttribute("account");
if (account == null) {
out.print("请登录!3秒后跳转");
response.setHeader("refresh", "3;url=login.jsp");
} else {%>
<h1>登陆成功!</h1>
<h1>欢迎!<%=session.getAttribute("account")%>
</h1>
<h2>已成为会员!</h2><br>
<form action="user.jsp" method="post">
<input type="hidden" name="account" value="<%=account%>">
<input type="submit" value="查看我都购物车"><br>
</form>
<h2>商品名:</h2>
<form action="logSuccess.jsp" method="post" name="select">
迪迦(tiga):￥999<input type="checkbox" name="toys" value="tiga"><br>
赛文(Severn):￥998<input type="checkbox" name="toys" value="Severn"><br>
小怪兽(littleMonster):￥1<input type="checkbox" name="toys" value="littleMonster"><br>
<input type="button" value="加入购物车" onclick="inCart()">
</form>
<a href="logOut.jsp">退出登录</a>
<% }%>
</body>
</html>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>登陆失败</title>
</head>
<body>
<h1>登陆失败!</h1>
</body>
</html>
<%
String account=request.getParameter("account");
%>
<h1>欢迎!</h1>
<h2>
您的账号:<%=account%><br>
购物车:<br>
<%
request.setCharacterEncoding("utf-8");
String[] toy=(String[]) session.getAttribute("toyName");
if (toy==null){
out.print("购物车空空如也!");
}else {
out.println(Arrays.toString(toy));
}
%>
</h2>
</body>
</html>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>退出登录</title>
</head>
<body>
<h1>退出成功!3秒后回到主页!</h1>
<%
session.invalidate();
response.setHeader("refresh", "3;url=login.jsp");
%>
</body>
</html>
标签：,return,账号,value,alert,会员,login 来源： https://www.cnblogs.com/longnanjiesb/p/16184335.html