countdown method

var time = prompt("输入截止时间:")
      function countDown(time){
        var nowTime = +new Date();  //返回的是当前时间的总毫秒数
        var inputTime = +new Date(time);  //这个是你输入的截止时间
        var times = (inputTime - nowTime)/1000 //剩余的秒数
        var d = parseInt(times / 60 / 60 / 24) //天
        var h = parseInt(times / 60 / 60 % 24) //时
        h = h<10?'0'+h:h  // 这个是格式化时间,可写可不写
        var m = parseInt(times / 60 % 60) //分
        m = m<10?'0'+m:m
        var s = parseInt(times % 60) //秒
        s = s<10?'0'+s:s
        return d + '天' + h + '时' + m + '分' + s + '秒'
      }
      console.log(countDown(time));

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Origin blog.csdn.net/m0_59735348/article/details/124470337
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