XML DOM attributes Property
Element Object
Example 1
The following code fragment loads "books.xml" into xmlDoc and gets the number of attributes in the first <title> element in "books.xml":
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")[0].attributes;
document.getElementById("demo").innerHTML =
x.length;
}
The output of the code above will be:
1
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Definition and Usage
The attributes property returns a NamedNodeMap (attribute list) containing the attributes of the selected node
If the selected node is not an element, this property returns NULL.
Syntax
elementNode.attributes
Tips and Notes
Tip: This property only works on element nodes.
Example 2
The following code fragment loads "books.xml" into xmlDoc and gets the value of the "category" attribute in the first <book> element":
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 x, i, att, xmlDoc,
txt;
xmlDoc = xml.responseXML;
txt = "";
x = xmlDoc.getElementsByTagName('book');
for (i = 0; i < x.length; i++) {
att = x.item(i).attributes.getNamedItem("category");
txt += att.value + "<br>";
}
document.getElementById("demo").innerHTML = txt;
}
The output of the code above will be:
cooking
children
web
web
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Element Object
