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(:**************************************************************:)
(: Test: functx-functx-namespaces-in-use-all :)
(: Written by: Priscilla Walmsley (Frans Englich is maintainer) :)
(: Date: 2008-05-16+02:00 :)
(:**************************************************************:)
declare namespace functx = "http://www.example.com/";
(:~
: A list of namespaces used in element/attribute names in an XML fragment
:
: @author Priscilla Walmsley, Datypic
: @version 1.0
: @see http://www.xqueryfunctions.com/xq/functx_namespaces-in-use.html
: @param $root the root node to start from
:)
declare function functx:namespaces-in-use
( $root as node()? ) as xs:anyURI* {
distinct-values(
$root/descendant-or-self::*/(.|@*)/namespace-uri(.))
} ;
let $in-xml := <authors xmlns="abc" xmlns:d="def">
<author xmlns="ghi">
<fName xmlns:x="xyz" x:attr="123">Kate</fName>
<lName>Jones</lName>
</author>
</authors>
return (functx:namespaces-in-use($in-xml))
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