代码示例:(标识:xdom_createattribute_2)
<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");

x=xmlDoc.getElementsByTagName("title");

for (i=0;i<x.length;i++)
{
newatt=xmlDoc.createAttribute("edition");
newatt.value="first";
x[i].setAttributeNode(newatt);
}

//Output all "edition" attribute values
for (i=0;i<x.length;i++)
{
document.write(x[i].childNodes[0].nodeValue);
document.write(" - Edition: ");
document.write(x[i].getAttribute("edition"));
document.write("<br />");
}
</script>
</body>
</html>
运行结果: