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XML DOM lookupNamespaceURI() Method


Node Object Reference Complete Node Object Reference

Definition and Usage

The lookupNamespaceURI() method returns the namespace URI matching the specified prefix on a node.

Syntax

nodeObject.lookupNamespaceURI(prefix)

Parameter Description
prefix Required. The prefix


Example

The following code fragment loads "books_ns.xml" into xmlDoc using loadXMLDoc() and finds the namespace URI for the "c" prefix in the first <book> element:

xmlDoc=loadXMLDoc("books_ns.xml");
x=xmlDoc.getElementsByTagName("book")[0];
document.write(x.lookupNamespaceURI("c"));

Output:

http://www.w3schools.com/children/


Try-It-Yourself Demos

lookupNamespaceURI() - Get a namespace URI by prefix


Node Object Reference Complete Node Object Reference


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