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From: "Pat Rogers" <progers@classwide.com>
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Subject: Re: Refactoring and Ada
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"Matthew Heaney" <mheaney@on2.com> wrote in message
news:u77p6fp1hcta76@corp.supernews.com...
>
> "Pat Rogers" <progers@classwide.com> wrote in message
> news:ZTQc8.51466$lT5.3914605627@newssvr30.news.prodigy.com...
> > Saying not to use 'Valid is too much, IMHO.  Sometimes one has to get
> scalar
> > values -- not just enumerals -- from external sources, and there 'Valid
> can be
> > useful.
>
> What kinds of scalar values are you talking about?  Integers?  Floats?
> Fixed point?
>
> You should never read data from an external source into a variable whose
> type doesn't include all possible values for its precision.

Can you explain why you think that?

> Therefore, 'Valid is still useless.


I'm not yet convinced...