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<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>秒杀</title>
</head>
<body>
<p id='text'>双十二秒杀时间倒计时30天24小时11分钟23秒</p>
<script>
var text=document.getElementById('text')
var endDay=new Date('2023-12-12 00:00:00')
function djs(){
var newDay=new Date()
var seconds=parseInt(endDay.getTime()-newDay.getTime())/1000
var day=chage(parseInt(seconds/3600/24))
var hour=chage(parseInt(seconds/3600%24))
var minutes=chage(parseInt(seconds/60%60))
var s=chage(parseInt(seconds%60))
text.innerHTML='双十二秒杀时间倒计时'+day+'天'+hour+'小时 '+minutes+'分钟 '+s+'秒'
}
djs()
setInterval(djs,1000)
function chage(num){
return num<10?num='0'+num:num
}
</script>
</body>
</html>