No, sorry, that's a perfectly legitimate procedure declaration. If a procedure has no parameters, the parentheses aren't used. In the BNF, note that the `parameter_profile' is optional (surrounded by []).

You may go back to the question

You may also:

NEXT     Skip to the next section.

OUTLINE  Go up to the outline of lesson 4

David A. Wheeler (dwheeler@dwheeler.com)

The master copy of this file is at "http://www.adahome.com/Tutorials/Lovelace/s4s2r2.htm".