版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/qq_27305031/article/details/73526517
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>时钟</title>
<style>
div{
font-size: 60px;
text-align: center;
color: pink;
}
main{
width: 600px;
height: 600px;
border: 5px solid black;
margin: 0% auto;
/*画圆*/
/*border-radius: :300px;*/
border-radius: 50%;
/*径向渐变*/
background-image: radial-gradient(circle,violet,yellow,green,red);
}
section{
width: 500px;
height: 200px;
border: 1px solid black;
margin: 200px auto;
background-color: blue;
}
</style>
</head>
<body>
<main>
<section>
<div id="date"></div>
<div id="time"></div>
</section>
</main>
<script>
function showTime(){
var time =new Date();
var year = time.getUTCFullYear();
var mouth = time.getUTCMonth()+1;
var date = time.getUTCDate();
var day = time.getUTCDay();
var hour = time.getHours();
var minute = time.getMinutes();
var second = time.getSeconds();
/*getElementById通过ID值获取html对应标签元素*/
/*innerHTML将一段字符串嵌入标签元素*/
document.getElementById('date').innerHTML= year + '/' + mouth + '/' + date + ' 星期' + day ;
document.getElementById('time').innerHTML= hour + ':' + minute + ':' + second;
}
showTime();
setInterval(showTime,1000);
</script>
</body>
</html>