例 1.5（removeChild()IEFF.html）
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
</HEAD>
<BODY>
<div id="contain">
<div id="a">a </div>
<div id="b">b </div>
<div id="c">c </div>
</div>
<script>
/*马克-to-win： DIV object: Inherits from Element object，
Element object Inherits from Node object
b 是个 DIV object.
*/
var b = document.getElementById("b");
var c = b.parentNode;
/*Node.removeChild() (Method)
A method for removing child nodes from the collection.
Property/method value type: Node object
JavaScript syntax: - myNode.removeChild(aNode)
Argument list: aNode The node object to be removed
*/
var cs=document.getElementById("contain");
alert("c===cs is "+(c===cs));
c.removeChild(b);
</script>
</BODY>
</HTML>
更多内容请见原文，文章转载自：https://blog.csdn.net/qq_44594371/article/details/103063700