代码示例:(标识:xdom_createattribute)
<html>
<head>
<script type="text/javascript" src="/static/demo/html/js/loadxmldoc.js"> 
</script>
</head>
<body>

<script type="text/javascript">
xmlDoc=loadXMLDoc("/static/demo/xdom/books.xml");

newatt=xmlDoc.createAttribute("edition");
newatt.nodeValue="first";

x=xmlDoc.getElementsByTagName("title");
x[0].setAttributeNode(newatt);

document.write("Edition: ");
document.write(x[0].getAttribute("edition"));

</script>
</body>
</html>
运行结果: