示例
<!DOCTYPE html>
<html>
<body>
<p id="demo"></p>
<script>
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
if (xhttp.readyState == 4 && xhttp.status == 200) {
myFunction(xhttp);
}
};
xhttp.open("GET", "books.xml", true);
xhttp.send();
function myFunction(xml) {
var xmlDoc = xml.responseXML;
var x = xmlDoc.getElementsByTagName('book');
document.getElementById("demo").innerHTML =
x.item(0).attributes[0].ownerDocument + "<br>" +
x.item(0).attributes[0].ownerDocument.nodeName + "<br>" +
x.item(0).attributes[0].ownerDocument.nodeType;
}
</script>
</body>
</html>
尝试一下