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(:**************************************************************:)
(: Test: functx-functx-first-node-2 :)
(: Written by: Priscilla Walmsley (Frans Englich is maintainer) :)
(: Date: 2008-05-16+02:00 :)
(:**************************************************************:)
declare namespace functx = "http://www.example.com/";
(:~
: The XML node in a sequence that appears first in document order
:
: @author Priscilla Walmsley, Datypic
: @version 1.0
: @see http://www.xqueryfunctions.com/xq/functx_first-node.html
: @param $nodes the sequence of nodes
:)
declare function functx:first-node
( $nodes as node()* ) as node()? {
($nodes/.)[1]
} ;
let $in-xml := <authors>
<author>
<fName>Kate</fName>
<lName>Jones</lName>
</author>
<author>
<fName>John</fName>
<lName>Doe</lName>
</author>
</authors>
return (functx:first-node(
($in-xml//lName,
$in-xml//fName) ))
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