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How to create countdown function on Date object

php中世界最好的语言Original: 2018-04-16 13:42:002056browse

This time I will show you how to make a Date objectCountdown function, what are the precautions for making a Date object countdown function, the following is a practical case, one Get up and take a look.

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>倒计时动画</title>
  <style>
    p{
      text-align:center;
      height:100px;
      line-height:100px;
    }
  </style>
  <script>
    window.onload = function(){
      setInterval(FreeTime,1000);
    }
    function FreeTime(){
      var curTime = Date.now();
      var endTime = new Date("2017-10-26 16:00:00");
      var allFreeSeconds = (endTime-curTime)/1000;
      if(allFreeSeconds>0){
        var freeDay = Math.floor(allFreeSeconds/(24*60*60));
        var freeHour = Math.floor(allFreeSeconds/(60*60) % 24);
        var freeMinute = Math.floor(allFreeSeconds/60 % 60);
        var freeSecond = Math.floor(allFreeSeconds%60);
        document.getElementById("nowTime").innerHTML = "剩余"+freeDay+"天"+freeHour+"时"+freeMinute+"分"+freeSecond+"秒";
      }
      else{
        document.getElementById("nowTime").innerHTML = "已结束";
      }
    }
  </script>
</head>
<body>
<p>
  <span id="nowTime"></span>
</p>
</body>
</html>

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!

How to create countdown function on Date object

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