| (: Name: Parenexpr-15 :) | |
| (: Written by: Andreas Behm :) | |
| (: Description: union and except :) | |
| (: insert-start :) | |
| declare variable $input-context external; | |
| (: insert-end :) | |
| <elem>{$input-context//node() | ($input-context//node() except $input-context//comment())}</elem> |