<%--
  Created by IntelliJ IDEA.
  User: 25589
  Date: 2024/11/18
  Time: 上午10:52
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>登录页面</title>
    <link rel="stylesheet" href="${pageContext.request.contextPath}/css/login.css">
</head>
<body>
<form action="${pageContext.request.contextPath}/userAction">
    <table class="login-table">
        <tr>
            <td colspan="2" style="background-color: #bbb">用户登录信息录入，<span style="color: red">*</span>为必填</td>
        </tr>
        <tr>
            <td><label for="username">用户名</label></td>
            <td><input type="text" name="username" id="username"></td>
        </tr>
        <tr>
            <td><label for="password">密码</label></td>
            <td><input type="password" name="password" id="password"></td>
        </tr>
        <tr>
            <td colspan="2"><input type="submit" value="登录" style="margin: auto"></td>
        </tr>
    </table>
</form>

</body>
<script>
    <%
    String loginFlag=request.getParameter("loginflag");
    String username=request.getParameter("username");
    if(loginFlag==null){ //无登录失败标识，是正常访问登录页面
        loginFlag="";
    }
        if(loginFlag.equals("1")){
            out.println("alert('用户【"+username+"】不存在！')");
        }else if(loginFlag.equals("2")){
            out.println("alert('密码错误！')");
        }
    %>
</script>
</html>
