1.创建元素节点:

node2:/var/www/html/js#cat h3.html 
<ul>
<li>嗷嗷</li>
</ul>
<script type="text/javascript" src="jquery-2.2.2.min.js"></script>    
<script type="text/javascript" src="h3.js"></script>
node2:/var/www/html/js#
node2:/var/www/html/js#cat h3.js
var $li_1  = $("<li>科比</li>");
var $li_2  = $("<li>乔丹</li>");
$("ul").append($li_1);
$("ul").append($li_2);

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转载自blog.csdn.net/zhaoyangjian724/article/details/86673272