XML DOM hasAttributeNS() Method
Element Object
Example
The following code fragment loads "books_ns.xml" into xmlDoc and checks if the first <title> element has any attributes of the specified namespace and name:
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
��� if (xhttp.readyState == 4 && xhttp.status == 200) {
������� myFunction(xhttp);
��� }
};
xhttp.open("GET", "books_ns.xml", true);
xhttp.send();
function myFunction(xml) {
var xmlDoc = xml.responseXML;
var x =
xmlDoc.getElementsByTagName("title")[0];
var ns = "http://www.w3schools.com/children/";
document.getElementById("demo").innerHTML =
x.hasAttributeNS(ns,"lang");
}
Output:
true
Try it yourself »
Definition and Usage
The hasAttributeNS() method returns TRUE if the current element node has the attribute specified by namespace and name, and FALSE otherwise.
Syntax
hasAttributeNS(ns,name)
| Parameter | Description |
|---|---|
| ns | Required. Specifies the namespace of the attribute to find |
| name | Required. Specifies the name of the attribute to find |
Element Object
