2019-04-30插入节点
2019-04-30 本文已影响0人
果冻_4c9b
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="../js/jquery.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
$(function(){
var $li = $('<li>4</li>');
// $li.insertAfter($('li').eq(0));
$li.insertBefore($('li').eq(2));
})
</script>
</head>
<body>
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
</ul>
</body>
</html>
