Js——案例实现图片时钟

首先这是我们准备的图片

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style>
		
	</style>
</head>
<body>
	<div>
		<img src="img/0.png" alt="">
		<img src="img/0.png" alt="">
		<img src="img/10.png" alt="">
		<img src="img/0.png" alt="">
		<img src="img/0.png" alt="">
		<img src="img/10.png" alt="">
		<img src="img/0.png" alt="">
		<img src="img/0.png" alt="">

	</div>

	<script type="text/javascript">
    //函数
    function get(){
      //获取页面img
      var img=document.getElementsByTagName('img');
      //获取时间    
      var date=new Date();
      var hour=date.getHours();
      var minute=date.getMinutes();
      var secind=date.getSeconds();
      //补0
      if(hour<10){
      	hour='0'+hour;
      }else if(minute<0){
      	minute='0'+minute;
      }else if (secind) {
      	secind='0'+secind;
      }
    //字符串拼接
    img[0].src='img/'+parseInt(hour/10)+'.png';
    img[1].src='img/'+hour%10+'.png';
    img[3].src='img/'+parseInt(minute/10)+'.png';
    img[4].src='img/'+minute%10+'.png';
    img[6].src='img/'+parseInt(secind/10)+'.png';
    img[7].src='img/'+secind%10+'.png';

    }
    get(); 
    setInterval(get,1000);
//调用没个一秒刷新一次

   </script>
</body>
</html>

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转载自blog.csdn.net/weixin_44391612/article/details/86636083
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