.daojishi h2 { font-family:Helvetica, Microsoft YaHei, Arial, sans-serif; font-size:14px; margin-bottom:5px; color:#151515; } ">
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jopen
10年前发布

JS时间倒计时

<html>          <head>              <title>倒计时</title>              <!--以下为css样式-->              <style type= "text/css">                  .daojishi h2                  {                       font-family:Helvetica, Microsoft YaHei, Arial, sans-serif;                       font-size:14px;                      margin-bottom:5px;                       color:#151515;                  }                  .daojishi #timer                  {                      font-family:Helvetica, Microsoft YaHei, Arial, sans-serif;                       font-size:14px;                      color:#151515;                      font-weight:bold;                  }              </style>              <script type = "text/javascript" src = "timer.js">              </script>          </head>          <body onload = "timer()">              <div class = "daojishi">                  <h2>剩余时间为：</h2>                  <div id = "timer">                  </div>              </div>          </body>      </html>    

    function timer()                      {                          var ts = (new Date(2018, 11, 11, 9, 0, 0)) - (new Date());//计算剩余的毫秒数                          var dd = parseInt(ts / 1000 / 60 / 60 / 24, 10);//计算剩余的天数                          var hh = parseInt(ts / 1000 / 60 / 60 % 24, 10);//计算剩余的小时数                          var mm = parseInt(ts / 1000 / 60 % 60, 10);//计算剩余的分钟数                          var ss = parseInt(ts / 1000 % 60, 10);//计算剩余的秒数                          dd = checkTime(dd);                          hh = checkTime(hh);                          mm = checkTime(mm);                          ss = checkTime(ss);                          document.getElementById("timer").innerHTML = dd + "天" + hh + "时" + mm + "分" + ss + "秒";                          setInterval("timer()",1000);                      }                      function checkTime(i)                        {                           if (i < 10) {                               i = "0" + i;                            }                           return i;                        }