Data update

Task/Stack/OoRexx/stack.rexx

@@ -1,6 +1,9 @@
 stack = .queue~of(123, 234)  -- creates a stack with a couple of items
 stack~push("Abc")   -- pushing
 value = stack~pull  -- popping
+say 'popped:' value
 value = stack~peek  -- peeking
+say 'peeked:' value
 -- the is empty test
 if stack~isEmpty then say "The stack is empty"
+Else say stack~items 'items are on the stack'