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This can also be regarded as an order generation method

巴扎黑Original: 2016-11-25 09:51:191256browse

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     <title>Document</title>
       <script type="text/javascript"> 
          getDataId=function(){return new Date().getTime()+getRandomNum(1,10,3)        //return new Date().getTime()//return getRandomNum(1,10,3);};     getRandomNum=function(a,e,k){ 
           var h="";   
               for(var c=0;c<k;c++)  {  
                 var f=e-a;var b=Math.random(); h+=(a+Math.round(b*f)) 
                  } 
                  return h
                  };
                  function aa(){
                  document.getElementById(&#39;aaa&#39;).value=getDataId();
                  }
                  </script>
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                      <input type=&#39;button&#39; value="点击" onclick="aa();">
                        <input type=&#39;text&#39; value=&#39;&#39; id="aaa"/>
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