From: joel de guzman (isis-tech_at_[hidden])
Date: 2001-05-29 17:36:48
From: "John Max Skaller" :
> This may not be natural. Consider the grammar:
> int = digit *
> float = digit + ["." digit *]
> where  means 'optional'. Using 'set' operators,
> I have to write
Forgot to mention. Of course Spirit has the Optional construct.
!a; // best I can think of considering conformance to c++ syntax
Enlightening reply, nonetheless, thanks.
Joel de Guzman
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