| (: Name: constprolog-17 :) | |
| (: Description: Evaluation of a prolog with construction declaration set to "preserve" for computed element and :) | |
| (: used in boolean expression ("and" and "fn:true()") :) | |
| declare construction preserve; | |
| (: insert-start :) | |
| declare variable $input-context1 external; | |
| (: insert-end :) | |
| let $anElement := element someElement{"some content"} | |
| return | |
| ($anElement instance of element(*,xs:anyType)) and fn:true() |