XPathNSResolver.lookupNamespaceURI()
The lookupNamespaceURI method looks up the namespace URI associated to the
given namespace prefix within an XPath expression evaluated by the
XPathEvaluator interface.
Syntax
DOMString XPathNSResolver.lookupNamespaceURI(prefix);
Parameters
- prefix
-
A
DOMStringrepresenting the prefix to look for.
Return value
A DOMString representing the associated namespace URI or
null if none is found.
Specifications
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Browser compatibility
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