XML DOM lookupPrefix() Method

Complete Element Object Reference

Definition and Usage

The lookupPrefix() method returns the prefix matching the specified namespace URI on the current node.

Syntax

elementNode.lookupPrefix(URI)

Example

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

xmlDoc=loadXMLDoc("books_ns.xml");

x=xmlDoc.getElementsByTagName("book")[0];

document.write(x.lookupPrefix("http://www.w3schools.com/children/"));

Output:

c

Try-It-Yourself Demos

lookupPrefix() - Get a prefix by namespace

Complete Element Object Reference

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