js实现正方形颜色从下往上升的效果

来源：互联网发布：js date 指定日期编辑：程序博客网时间：2024/06/10 04:09

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<script src="jquery-1.8.2.js" type="text/javascript"></script>
<script type="text/javascript">
$(function(){
    interid=setInterval(Showgao,1);
   var i=1;
   $('#top').height(8);
   $('#buttom').css('marginTop',42);
   $('#buttom').css('background','#d6d6d6');
    function Showgao()
    {
       var oldH=$('#buttom').css('marginTop');
       var h= oldH.substr(0,oldH.indexOf('px'));
       $('#buttom').css('marginTop',h-1);
       $('#buttom').height(i);
       i++;
       if(i==42){clearInterval(interid);}
    }

   interid1=setInterval(Showgao1,1);
   var i1=1;
   $('#top1').height(4);
   $('#buttom1').css('marginTop',46);
   $('#buttom1').css('background','red');
    function Showgao1()
    {
       var oldH=$('#buttom1').css('marginTop');
       var h= oldH.substr(0,oldH.indexOf('px'));
       $('#buttom1').css('marginTop',h-1);
       $('#buttom1').height(i1);
       i1++;
       if(i1==30){clearInterval(interid1);}
    }
});
</script>
<body>
<style>
   .container{width:20px;height:50px;border:1px solid #999;font-size:10px;float:left;margin-left:5px;}
</style>
<div class="container" onclick="javascript:alert(1);" >
      <div id="top">82%</div>
      <div id="buttom"></div>
</div>
<div class="container" onclick="javascript:alert(1);" >
      <div id="top1" >62%</div>
      <div id="buttom1"></div>
</div>
</body>
</html>

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