<!DOCTYPE html>
<html>
<head>
<title>parent > child选择器</title>
<script src="http://libs.baidu.com/jquery/1.9.0/jquery.js" type="text/javascript"></script>
</head>
<body>
<div>
码农家族
<p>
<label></label>
</p>
<label></label>
<label></label>
</div>
<label></label>
</body>
<script type="text/javascript">
$("div>label").css("border", "solid 5px red");
</script>
</html>
