jQuery学习笔记--Selector选择器
<!DOCTYPE html>
<html>
<head>
<style>
body { font-size:14px; }
</style>
<script src="http://code.jquery.com/jquery-latest.js"></script>
</head>
<body>
<ul class="topnav">
<li>Item 1</li>
<li>Item 2
<ul><li>Nested item 1</li><li>Nested item 2</li><li>Nested item 3</li></ul>
</li>
<li>Item 3</li>
</ul>
<script>$("ul.topnav > li").css("border", "3px double red");</script>
</body>
</html>
选择器：
<script>$("ul.topnav > li").css("border", "3px double red");</script>
摘自 Hurry的专栏
补充：web前端 , JavaScript ,
