JavaScript timer to achieve limited time flash sale function

This article shares the specific code of JavaScript to implement the limited-time flash sale function for your reference. The specific content is as follows

File index.html

Code:

<!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;">The remaining time until the flash sale ends is:</h3>
   <div id="divSecond">
    
    <div id="divF1" class="divFours">
     <font class="fontdate" size="4" id="font1">00</font>
     <font class="fonttext" size="4">day</font>
    </div>
    <div id="divF2" class="divFours">
     <font class="fontdate" size="4" id="font2">00</font>
     <font class="fonttext" size="4">Time</font>
    </div>
    <div id="divF3" class="divFours">
     <font class="fontdate" size="4" id="font3">00</font>
     <font class="fonttext" size="4">Minutes</font>
    </div>
    <div id="divF4" class="divFours">
     <font class="fontdate" size="4" id="font4">00</font>
     <font class="fonttext" size="4">Seconds</font>
    </div>
   </div>
  </div>
  
 </body>
</html>
<script type="text/javascript" src="js/index.js"></script>

Style sheet file index.css

#imgMain{
 
}
.divMain{/*outer div*/
width: 100%;
height: 100%;
 display: flex;
 justify-content: left;
 align-items: center;/*located at the vertical center of the elastic box*/
 flex-direction: column;/*Set the sorting direction of the flexible box*/
}
/* Outer time div */
#divSecond{
 width: 500px;
 height: 500px;
 display: flex;
 justify-content: center;
 align-items:flex-start;
 flex-direction: row;
}
.divFours{/*time div1-4*/
 width: 10%;
 height: 10%;
 border: 2px solid red;
 display: flex;
 flex-direction: row;
 justify-content: center;
 align-items: center;
}
/* Image outer div */
#divFrist{
 width: 20%;
}
/* Remaining time display */
.fontdate{
 color: deeppink;
}
.fonttext{
 color: darkblue;
}

JavaScript file 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("remaining"+remainingDay+"day");
 console.log("remaining"+remainingHour+"hour");
 console.log("remaining"+remainingMinute+"points");
 console.log("remaining"+remainingSecond+"seconds");
 
 console.log("current day"+systemDay+"end day"+endDay);
 console.log("Current time" + systemHour + "When it ends" + endHour);
 console.log("current minute"+systemMinute+"end minute"+endMinute);
 console.log("current second"+systemSecond+"end second"+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);

Table of contents

Effect

The above is the full content of this article. I hope it will be helpful for everyone’s study. I also hope that everyone will support 123WORDPRESS.COM.

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