login.html
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<link rel="stylesheet" href="assets/css/layui.css">
<link rel="stylesheet" href="assets/css/login.css">
<link rel="icon" href="/favicon.ico">
<title>快递e栈管理后台</title>
</head>
<body class="login-wrap">
<div class="login-container">
<h3>涉密文件保密性检测系统管理后台</h3>
<form class="login-form" action="index.html">
<div class="input-group">
<input type="text" id="username" class="input-field">
<label for="username" class="input-label">
<span class="label-title">用户名</span>
</label>
</div>
<div class="input-group">
<input type="password" id="password" class="input-field">
<label for="password" class="input-label">
<span class="label-title">密码</span>
</label>
</div>
<button type="button" class="login-button">登录<i class="ai ai-enter"></i></button>
</form>
</div>
</body>
<script src="assets/layui.js"></script>
<script src="js/index.js" data-main="login"></script>
<script src="js/login.js" data-main="login"></script>
<script src="/qrcode/jquery2.1.4.js"></script>
<script src="/layer/layer.js"></script>
<script>
$(function (){
$(".login-button").click(function (){
var username = $("#username").val();
var password = $("#password").val();
//检查输入
if(username ==null||username.length<2){
layer.alert("用户名格式不正确！");
}else if(password==null||password==""){
layer.alert("密码不能为空！");
}else{
//1.使用layer弹出load
var windowId = layer.load(1);
//2.与服务器交互
$.post("/admin/login.do",{username:username,password:password},function(data){
//3.关闭load窗口
layer.close(windowId);
//4.显示结果
layer.msg(data.result);
if(data.status==1){//登录成功跳转到主页
location.assign("index.html?username="+username);
}
},"JSON");
}
});
})
</script>
</html>原文地址：https://blog.csdn.net/qq_43496675/article/details/137831926
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