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XML DOM lookupPrefix() Method


Node Object Reference Node Object

Definition and Usage

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

Syntax

nodeObject.lookupPrefix(URI)

Parameter Description
URI Required. The namespace URI


Example

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

Example

xmlDoc=loadXMLDoc("books_ns.xml");

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

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

Output:

c

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Node Object Reference Node Object

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