DOM - Element Object Method - getAttributeNS

Quiz

The method getAttributeNS retrieves an attribute value by local name and namespace URI.

Syntax

Following is the syntax for the usage of the getAttributeNS method.

elementObj.getAttributeNS(namespace, name)

S.No.	Parameter & Description
1	namespace The name of the attribute to look for.
2	name The name of the attribute to look for.

S.No.

Parameter & Description

namespace

The name of the attribute to look for.

name

The name of the attribute to look for.

Example

node_ns.xml contents are as below −

<?xml version = "1.0"?>
<Company>
   <Employee xmlns:e = "http://www.tutorials.com/technical/" category = "technical">
      <e:FirstName e:lang = "en">Tanmay</e:FirstName>
      <e:LastName>Patil</e:LastName>
      <e:ContactNo>1234567890</e:ContactNo>
      <e:Email>tanmaypatil@xyz.com</e:Email>
   </Employee>
   
   <Employee xmlns:n = "http://www.tutorials.com/non-technical/" category = "non-technical">
      <n:FirstName n:lang = "en">Taniya</n:FirstName>
      <n:LastName>Mishra</n:LastName>
      <n:ContactNo>1234667898</n:ContactNo>
      <n:Email>taniyamishra@xyz.com</n:Email>
   </Employee>
</Company>

Following example demonstrates the usage of the getAttributeNS method −

<!DOCTYPE html>
<html>
   <head>
      <script>
         function loadXMLDoc(filename) {
            if (window.XMLHttpRequest) {
               xhttp = new XMLHttpRequest();
            } else // code for IE5 and IE6 {
               xhttp = new ActiveXObject("Microsoft.XMLHTTP");
            }
            xhttp.open("GET",filename,false);
            xhttp.send();
            return xhttp.responseXML;
         }
      </script>
   </head>
   <body>
      <script>
         xmlDoc = loadXMLDoc("/dom/node_ns.xml");
         x = xmlDoc.getElementsByTagName("FirstName")[0];
         ns="http://www.tutorials.com/technical/";
         document.write(x.getAttributeNS(ns,"lang"));
      </script>
   </body>
</html>

Execution

Save this file as elementattribute_getAttributeNS.htm on the server path (this file and node_ns.xml should be on the same path in your server). We will get the output as shown below −

en

dom_element_object.htm

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