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倒计时小练-01

2024-08-12 16:33:09   218人阅读

 1 <!DOCTYPE html> 2 <html> 3     <head> 4         <meta charset="UTF-8"> 5         <title></title> 6     </head> 7     <body> 8         <input type="text"  id="input"/> 9         <script type="text/javascript">10             function counter()11             {12                 var date = new Date(); //创建一个时间对象13                 var year = date.getFullYear();//先设置年14                 var date2 = new Date(year,12,31,23,59,59);//再设置目标时间15                 var time = (date2 - date)/1000;16                 var day = Math.floor(time/(24*60*60));17                 var hour = Math.floor(time%(24*60*60)/(60*60));18                 var min = Math.floor(time%(24*60*60)%(60*60)/60)19                 var ss = Math.floor(time%(24*60*60)%(60*60)%60)20                 var str = year +"年"+ day +"天"+hour +"时"+min +"分"+ss +"妙"21                 document.body.innerHTML= str;22                 console.log(day);23             }24             window.setInterval("counter()",1000);//调用定时器

                // window.setInterval(counter,1000);//调用定时器   效果一样


25         </script>26     </body>27 </html>

 

倒计时小练-01


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