JavaScript 实现简单倒计时功能
2022-03-24 本文已影响0人
小小前端搬运工
confirm.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
div{
width: 200px;
height: 280px;
background-color: #eee;
padding: 20px;
margin: 0 auto;
}
button{
margin: 30px 25px;
}
</style>
</head>
<body>
<div>
<p>商品：Web前端课程</p>
<p>原价：1980元</p>
<p>现价：1.98元</p>
<p>内容：HTML、CSS、JS</p>
<p>地址：北京市朝阳区</p>
<p>
<button>取消</button>
<button>支付</button>
</p>
</div>
<script>
document.getElementsByTagName('button')[1].onclick = function () {
let res = window.confirm('您确定要支付吗？')
if(res){
location.href = './succ.html'
}
}
</script>
</body>
</html>
succ.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
div{
margin: 0 auto;
width: 500px;
}
#jumpTo{
color: red;
font-size: 30px;
}
</style>
</head>
<body>
<div>
<h2>恭喜您，支付成功</h2>
<span id="jumpTo">10</span>秒后返回首页
<p><button>立即返回</button></p>
</div>
<script>
window.onload = function () {
let timer = 10
setInterval(() => {
timer--;
document.getElementById('jumpTo').innerText = timer;
if(timer == 0){
location.href = './confirm.html'
}
}, 1000);
}
document.getElementsByTagName('button')[0].onclick = function(){
location.href = './confirm.html'
}
</script>
</body>
</html>
