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jQuery实现每日秒杀商品倒计时功能

1   2020-05-17 我要评论

 html & js:

<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>jQuery每日秒杀倒计时</title>
<link rel="stylesheet" href="css/zzsc.css" rel="external nofollow" >
</head>
<body>
<div class="se-kl">
 <div class="se-cn">倒计时<https://cdn9.52xs.com.cn/div>
 <div class="se-en">COUNT DOWN<https://cdn9.52xs.com.cn/div>
 <i class="se-io"></i>
 <div class="se-info">距离结束还剩<https://cdn9.52xs.com.cn/div>
 <div class="se-count">
 <div class="se-day"><https://cdn9.52xs.com.cn/div>
 <div class="se-hour"><span class="se-txt">00</span><https://cdn9.52xs.com.cn/div>
 <div class="se-min"><span class="se-txt">00</span><https://cdn9.52xs.com.cn/div>
 <div class="se-sec"><span class="se-txt">00</span><https://cdn9.52xs.com.cn/div>
 <https://cdn9.52xs.com.cn/div>
<https://cdn9.52xs.com.cn/div>
<script src="js/jquery.min.js"></script> <!-- 依赖条件1 -->
<script type="text/javascript">
 $(document).ready(function () {
 var oDate = new Date();
 var nowTime = oDate.getTime(); //现在的毫秒数
 oDate.setDate(oDate.getDate() + 1); // 设定截止时间为第二天
 var targetDate = new Date(oDate.toLocaleDateString());
 run(targetDate);
 });
 function run(enddate) {
 getDate(enddate);
 setInterval("getDate('" + enddate + "')", 500);
 }
 function getDate(enddate) {
 var oDate = new Date(); //获取日期对象
 var nowTime = oDate.getTime(); //现在的毫秒数
 var enddate = new Date(enddate);
 var targetTime = enddate.getTime(); // 截止时间的毫秒数
 var second = Math.floor((targetTime - nowTime) / 1000); //截止时间距离现在的秒数
 var day = Math.floor(second / 24 * 60 * 60); //整数部分代表的是天;一天有24*60*60=86400秒 ;
 second = second % 86400; //余数代表剩下的秒数;
 var hour = Math.floor(second / 3600); //整数部分代表小时;
 second %= 3600; //余数代表 剩下的秒数;
 var minute = Math.floor(second / 60);
 second %= 60;
 var spanH = $('.se-txt')[0];
 var spanM = $('.se-txt')[1];
 var spanS = $('.se-txt')[2];
 spanH.innerHTML = tow(hour);
 spanM.innerHTML = tow(minute);
 spanS.innerHTML = tow(second);
 }
 function tow(n) {
 return n >= 0 && n < 10 ? '0' + n : '' + n;
 }
</script>
</body>
</html>

css:

(zzsc.cs)
* {
  margin: 0;
  padding: 0;
}
.se-kl {
  width: 190px;
  height: 275px;
  background-color: #e83632;
  margin: 100px auto;
  position: relative;
}
.se-cn {
  position: absolute;
  top: 42px;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: 34px;
  color: #fff;
}
.se-en {
  position: absolute;
  top: 90px;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: 20px;
  color: rgba(255, 255, 255, 0.5);
}
.se-io {
  width: 20px;
  height: 33px;
  position: absolute;
  background: url(../imgs/seckill.png) no-repeat;
  background-position: -32.5px 0;
  background-size: 52.5px 40px;
  left: 85px;
  top: 126px;
  display: block;
}
.se-info {
  position: absolute;
  top: 170px;
  text-align: center;
  width: 100%;
  font-size: 16px;
  color: #fff;
}
.se-count {
  position: absolute;
  top: 212px;
  left: 30px;
  height: 40px;
}
.se-day {
  display: none;
}
.se-hour,
.se-min,
.se-sec {
  position: relative;
  background-color: #2f3430;
  width: 40px;
  height: 40px;
  float: left;
  text-align: center;
  line-height: 40px;
  margin-right: 5px;
}
.se-txt {
  font-size: 20px;
  font-weight: bold;
  color: #fff;
}
.se-txt:before {
  content: "";
  display: block;
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #e83632;
}

示例图1:

注:本程序依赖于jquery库,请自行下载并选择合适路径或使用远程cdn地址:

https://cdn.bootcss.com/jquery/3.4.1/jquery.js

总结

以上所述是小编给大家介绍的jQuery实现每日秒杀商品倒计时功能,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对网站的支持!
如果你觉得本文对你有帮助,欢迎转载,烦请注明出处,谢谢!


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