Re: use of attribute Pos

[Jerry Petrey <jdpetreyNOSPAM@west.raytheon.com>]

Philippe Torres wrote:
> 
> Hi, do you think the following behaviour is normal ?
> -----
> subtype Upper is character range 'A'..'Z' ;
> begin
> Put(Upper'Pos('A')) ;
> -----
> Output : 65
> 
> I was expecting 0 since 'A' is the first element of Upper but i got
> the ranking of 'A' in the Character type.
> 
> What's the point of defining constrained subtype if we can't use the
> attributes on it ? Or am i missing something ?
> 
> I use gnatmake to compile.
> 
> Philippe


'Pos will give you the position in the "base" type which is Character
and
thus 65 is correct.

Jerry


-- 
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-- Jerry Petrey                                                
-- Senior Principal Systems Engineer - Member Team Ada & Team Forth
-- Raytheon Missile Systems 
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