| 本文实例为大家分享了JavaScript实现限时秒杀功能的具体代码，供大家参考，具体内容如下 文件index.html 代码： <!DOCTYPE html><html> <head> <meta charset="GBK" /> <title>show</title> <link rel="stylesheet" href="css/index.css" type="text/css" /> </head> <body> <div class="divMain"> <img src="img/secondBuyImg.jpg" id="imgMain" /> <h3 style="color: #FF0000;">距离本厂秒杀结束还剩:</h3> <div id="divSecond"> <div id="divF1" class="divFours"> <font class="fontdate" size="4" id="font1">00</font> <font class="fonttext" size="4">天</font> </div> <div id="divF2" class="divFours"> <font class="fontdate" size="4" id="font2">00</font> <font class="fonttext" size="4">时</font> </div> <div id="divF3" class="divFours"> <font class="fontdate" size="4" id="font3">00</font> <font class="fonttext" size="4">分</font> </div> <div id="divF4" class="divFours"> <font class="fontdate" size="4" id="font4">00</font> <font class="fonttext" size="4">秒</font> </div> </div> </div> </body></html><script type="text/javascript" src="js/index.js"></script> 样式表文件index.css #imgMain{ }.divMain{/*外层div*/width: 100%;height: 100%; display: flex; justify-content: left; align-items: center;/*位于弹性盒子垂直方向的中心*/ flex-direction: column;/*设置弹性盒子排序方向*/}/* 外层时间div */#divSecond{ width: 500px; height: 500px; display: flex; justify-content: center; align-items: flex-start; flex-direction: row;}.divFours{/*时间div1-4*/ width: 10%; height: 10%; border: 2px solid red; display: flex; flex-direction: row; justify-content: center; align-items: center;}/* 图片外层div */#divFrist{ width: 20%;}/* 剩余时间显示 */.fontdate{ color: deeppink;}.fonttext{ color: darkblue;}JavaScript文件index.js function torun(str){ var date=new Date(); var systemDay=date.getDate(); var systemHour=date.getHours(); var systemMinute=date.getMinutes(); var systemSecond=date.getSeconds(); var endDate=new Date(str); var endDay=endDate.getDate(); var endHour=endDate.getHours(); var endMinute=endDate.getMinutes(); var endSecond=endDate.getSeconds(); var remainingDay=-(systemDay-endDay)-1; var remainingHour=-(systemHour-endHour)-1; var remainingMinute=-(systemMinute-endMinute)-1; var remainingSecond=(systemSecond-endSecond>=0)?systemSecond-endSecond+59:-(systemSecond-endSecond)-1; console.log("剩余"+remainingDay+"天"); console.log("剩余"+remainingHour+"时"); console.log("剩余"+remainingMinute+"分"); console.log("剩余"+remainingSecond+"秒"); console.log("当前天"+systemDay+"结束天"+endDay); console.log("当前时"+systemHour+"结束时"+endHour); console.log("当前分"+systemMinute+"结束分"+endMinute); console.log("当前秒"+systemSecond+"结束秒"+endSecond); document.getElementById("font1").innerText=remainingDay+""; document.getElementById("font2").innerText=remainingHour+""; document.getElementById("font3").innerText=remainingMinute+""; document.getElementById("font4").innerText=remainingSecond+""; }var int=setInterval('torun("2020-12-5 23:59:59")',60);目录 
效果 
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JavaScript实现限时秒杀功能
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