New examples for duckmap. Zoffix++

Author: Jan-Olof Hendig

doc/Type/Any.pod6

@@ -174,9 +174,10 @@ C<duckmap> will apply C<&block> on each element and return a new list with
 defined return values of the block. For undefined return values, C<duckmap>
 will try to descend into the element if that element implements C<Iterable>.
 
-    my @a = [1,[2,3],4];
-    dd @a.duckmap({ $_ ~~ Int ?? $_++ !! Any });
-    # OUTPUT: «(1, (2, 3), 4)␤»
+    <a b c d e f g>.duckmap(-> $_ where <c d e>.any { .uc }).say;
+    OUTPUT: «(a b C D E f g)␤»
+    (('d', 'e'), 'f').duckmap(-> $_ where <e f>.any { .uc }).say;
+    OUTPUT: «((d E) F)␤»
 
 =head2 method flat