fn:namespace-uri-from-QName

Extracts the namespace URI component of a QName value.

namespace-uri-from-QName($arg as xs:QName?) ➔ xs:anyURI?

Arguments
	$arg	xs:QName?	The QName value whose URI component is required
Result		xs:anyURI?

Namespace

http://www.w3.org/2005/xpath-functions

Links to W3C specifications

XPath 2.0 Functions and Operators

XPath 3.0 Functions and Operators