yige.org 试一个

<!DOCTYPE html>
<html>
<head>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script>
$(document).ready(function(){
  $("button").click(function(){
    $("#div1").empty();
  });
});
</script>
</head>

<body>

<div id="div1" style="height:100px;width:300px;border:1px solid black;background-color:yellow;">
This is some text in the div.
<p>This is a paragraph in the div.</p>
<p>This is another paragraph in the div.</p>
</div>

<br>
<button>清空 div 元素</button>

</body>
</html>

结果:

编辑上面的代码，点击查看结果。

yige.org - 试一个