FunctX XSLT Function Library > XML Namespaces and Names > Names >

fn:namespace-uri-from-QName

The namespace part of a QName

Description

The fn:namespace-uri-from-QName function returns the namespace part of an xs:QName. If you want to retrieve the namespace of an element or attribute name, you should consider using the fn:namespace-uri function instead; you cannot pass element or attribute nodes directly to this function.

This description is © Copyright 2007, O'Reilly Media. It is excerpted from the book XQuery by Priscilla Walmsley, O'Reilly, 2007. For a complete explanation of this function, please refer to Appendix A of the book.

Arguments and Return Type

Examples

namespace-uri-from-QName(
  QName ('http://datypic.com/pre', 'prefixed'))

http://datypic.com/pre

namespace-uri-from-QName(
  QName ('', 'unprefixed'))

namespace-uri-from-QName( () )

()

See Also

History