JavaScript node.lookupNamespaceURI() Method

You are Here:

JavaScript node.lookupNamespaceURI() Method

The node.lookupNamespaceURI() method accepts a prefix and returns the namespace URI associated with it on the given node, if found, and null if not.


The XML file used in the example: game.xml.

HTML Online Editor
<!DOCTYPE html> <html> <body> <p id="point"></p> <script> var x = document.getElementById("point"); var xhttp = new XMLHttpRequest(); xhttp.onreadystatechange = function(){ if(this.readyState == 4 && this.status == 200){ var xmlDoc = xhttp.responseXML; var xmlNode = xmlDoc.getElementsByTagName("game")[0]; x.innerHTML = xmlNode.lookupNamespaceURI("f"); } };"GET", "/game.xml", true); xhttp.send(); </script> </body> </html>



Parameter Values

prefixRequiredA string that specifies prefix to find.

Return Values

StringReturns the namespace URI associated with it on the given node.
nullIf there is no namespace URI associated with it on the given node.


Hi Developers, we almost covered 97% of JavaScript Tutorials with examples for quick and easy learning.

We are working to cover every Single Concept in JavaScript.

Please do google search for:

Join Our Channel

Join our telegram channel to get an instant update on depreciation and new features on HTML, CSS, JavaScript, jQuery, Node.js, PHP and Python.

This channel is primarily useful for Full Stack Web Developer.

Share this Page

Meet the Author