在线运行代码 - 菜鸟教程

<!DOCTYPE html>
<html>
<head>
<script src="loadxmldoc.js.html"></script>
</head>
<body>

<script>
xmlDoc=loadXMLDoc("books.xml");

x=xmlDoc.documentElement.childNodes;
document.write("Number of child nodes: " + x.length);
</script>
</body>
</html>

源代码

动行结果