代码示例：（标识：xdom_createattribute_4）
<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");
//add a new attribute to each title element
for(i=0;i<x.length;i++)
{
x[i].setAttribute("edition","first");
}
//Output title and edition value
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>
