Re: Usage of \ in Ada

[Jean-Pierre Rosen <rosen@adalog.fr>]

Dmitry A. Kazakov a �crit :
> Let S be the set of code positions 0..1F U 7F..9F U FFFE..FFFF.
> 
> My question to language lawyers is about the relation between S and
> graphic_character:
> 
> 1. Can some x of S be graphic_character?
>       (do S and graphic_character intersect)
No
> 2. Is any y outside S graphic_character?
>       (is complement of S a subset of graphic_character)
Yes.

This is perfectly defined. The only issue is whether a non-graphic 
character is allowed in a character string in Ada. The answer is that, 
appart from format effector, it is not portable.


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            J-P. Rosen (rosen@adalog.fr)
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