File: constprolog-20.xq

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qtxmlpatterns-opensource-src 5.15.2-3
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(: Name: constprolog-20 :)
(: Description: Evaluation of a prolog with construction declaration set to "preserve" for direct element and :)
(: used in boolean expression ("or" and "fn:false()") :)

declare construction preserve;

(: insert-start :)
declare variable $input-context1 external;
(: insert-end :)

let $anElement := <someElement>content</someElement>
return
 ($anElement instance of element(*,xs:anyType)) or fn:false()