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(:**************************************************************:)
(: Test: functx-functx-update-attributes-2 :)
(: Written by: Priscilla Walmsley (Frans Englich is maintainer) :)
(: Date: 2008-05-16+02:00 :)
(:**************************************************************:)
declare namespace functx = "http://www.example.com/";
(:~
: Updates the attribute value of an XML element
:
: @author Priscilla Walmsley, Datypic
: @version 1.0
: @see http://www.xqueryfunctions.com/xq/functx_update-attributes.html
: @param $elements the element(s) for which you wish to update the attribute
: @param $attrNames the name(s) of the attribute(s) to add
: @param $attrValues the value(s) of the attribute(s) to add
:)
declare function functx:update-attributes
( $elements as element()* ,
$attrNames as xs:QName* ,
$attrValues as xs:anyAtomicType* ) as element()? {
for $element in $elements
return element { node-name($element)}
{ for $attrName at $seq in $attrNames
return if ($element/@*[node-name(.) = $attrName])
then attribute {$attrName}
{$attrValues[$seq]}
else (),
$element/@*[not(node-name(.) = $attrNames)],
$element/node() }
} ;
let $in-xml := <in-xml xmlns:new='http://new'>
<a att1='def'>x</a>
<b>x</b>
<c new:att1='def'>x</c>
</in-xml>
return (functx:update-attributes(
$in-xml/a,
(xs:QName('att1'),xs:QName('att2')),
(1,2)))
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