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— XQuery 4 Reference Guide —

fn:get-namespace-from-QName

Return namespace URI of QName argument.

fn:get-namespace-from-QName(QName? $qName) => anyURI?

This function returns the namespace URI for $qName. If $qName is in no namespace, the function returns the empty sequence.

$qName	value of type `xs:QName`

Retrieve namespace from QName http://company.dot.com/namespaces/corporate:
```
get-namespace-from-QName(expanded-QName("http://company.dot.com", "namespaces/corporate"))
```
This query returns the string http://company.dot.com.

The following construct(s) refer to this construct:

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