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  • js实现考试倒计时

    <html>

       <head>
       </head>

       <body>
          <input type="text" name="mss" id="mss"/>
          
          <form action="./index.html">
            <input type="text" value="name" name="name"/>   

         </form>
     
       <body>

    </html>


    <script type="text/javascript">
    <!--
       window.onload=function(){
         
            daojishi();
         }

          var counttime=90*60;//总秒钟
         
          function daojishi(){
          if(counttime>=0){
                 var ms = counttime%60;//余数 89%60==29秒
                 var mis = Math.floor(counttime/60);//分钟
                 if(mis>=60){
                  var hour=Math.floor(mis/60);

         mis=Math.floor((counttime-hour*60*60)/60);

                  document.getElementById("mss").value=hour+"小时"+mis+"分"+ms+"秒数";
                 }else if(mis>=1){
                  document.getElementById("mss").value=mis+"分"+ms+"秒数"; 
                 }else{
                  document.getElementById("mss").value=ms+"秒数"; 
                 }

       
                  counttime--;
                  vartt =  window.setTimeout("daojishi()",1000);
       }else{
           window.clearTimeout(vartt);
           window.confirm("考试时间结束,请单击提交"); 
           tijiao();
          
       }

       
         }
         
         function tijiao(){
            document.forms[0].submit();
         }
    //-->
    </script>

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  • 原文地址:https://www.cnblogs.com/feiwenstyle/p/9519132.html
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