| (: Name: ReturnExpr017 :) | |
| (: Description: Apply arithmetic operator inside 'return' statement :) | |
| (: insert-start :) | |
| declare variable $input-context external; | |
| (: insert-end :) | |
| for $file in ($input-context//Folder)[1]/File | |
| return ($file/Stream/StreamSize)[1] + 1 |