源代码：
<html>
<body>
<script type="text/javascript">
text="<bookstore>"
text=text+"<book>";
text=text+"<title>Harry Potter</title>";
text=text+"<author>J K. Rowling</author>";
text=text+"<year>2005</year>";
text=text+"</book>";
text=text+"</bookstore>";
try //Internet Explorer
{
xmlDoc=new ActiveXObject("Microsoft.XMLDOM");
xmlDoc.async="false";
xmlDoc.loadXML(text);
}
catch(e)
{
try //Firefox, Mozilla, Opera, etc.
{
parser=new DOMParser();
xmlDoc=parser.parseFromString(text,"text/xml");
// Jerry: get Title tag's value
var titleCollection = xmlDoc.getElementsByTagName("title");
for( var i = 0; i < titleCollection.length; i++){
console.log(titleCollection[i].innerHTML);
}
}
catch(e) {alert(e.message)}
}
try
{
document.write("xmlDoc 已加载，可以使用。");
}
catch(e) {alert(e.message)}
</script>
</body>
</html>
测试结果：
