tryjquery_html_wrap_unwrap 在线代码实例

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<!DOCTYPE html>
<html>
<head>
<script src="//libs.baidu.com/jquery/1.10.2/jquery.min.js"></script>
<script>
$(document).ready(function(){
    $("#btn1").click(function(){
        $("p").wrap("<div></div>");
    });
    $("#btn2").click(function(){
        $("p").unwrap();
    });
});
</script>
<style>
div{background-color: yellow;}
</style>
</head>
<body>
<p>这是一个段落。</p>
<p>这是另外一个段落。</p>
<button id="btn1">在 p 元素上使用 div 元素包裹它</button>
<button id="btn2">去掉 div 元素</button>
</body>
</html>
 
 
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运行结果
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