<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="//www.VeVB.COm/" />
<title>武林网</title>
<style type="text/css">
div{
height:150px;
width:150px;
background-color:green;
margin-top:10px;
}
</style>
<script type="text/javascript" src="mytest/jQuery/jquery-1.8.3.js"></script>
<script type="text/javascript">
$(document).ready(function(){
alert($("div").height());
})
</script>
</head>
<body>
<div></div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="author" content="//www.VeVB.COm/" />
<title>武林网</title>
<style type="text/css">
div{
height:150px;
width:150px;
background-color:green;
margin-top:10px;
}
</style>
<script type="text/javascript" src="mytest/jQuery/jquery-1.8.3.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("button").click(function(){
$("div").height("200px")
})
})
</script>
</head>
<body>
<div></div>
<button>点击查看效果</button>
</body>
</html>
