题六:电子时钟
要求:
电子时钟的时间需与北京时间实时对应。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<style>
div{
width: 400px;
height: 40px;
line-height: 40px;
text-align: center;
margin: 0 auto;
padding-top: 50px;
font-size: 70px;
}
</style>
<body>
<div></div>
<script>
const div = document.querySelector('div')
function getdate(){
const date = new Date()
let h = date.getHours()
let m = date.getMinutes()
let s = date.getSeconds()
h = h < 10 ? '0' + h : h
m = m < 10 ? '0' + m : m
s = s < 10 ? '0' + s : s
return `${h}:${m}:${s}`
}
div.innerHTML = getdate()
setInterval(function(){
div.innerHTML = getdate()
},1000)
</script>
</body>
</html>
屏幕录制 2025-02-16 092124