Re: [boost] Re: in/out parameters, codingstylesandmaintenance

From: Victor A. Wagner, Jr. (vawjr_at_[hidden])
Date: 2003-05-04 01:04:43

At Saturday 5/3/2003 10:29 PM, you wrote:
>Rene Rivera wrote:
> > But I know of at least one need for "out" parameters:
> >
> >     An asynchronous call that needs to "return" results. But because it's
> > asynch it can't return it as the result of the call.
>
>Good point.  OTOH, can't this be considered an in/out parameter since
>the caller must own the object being set?

No.  The compiler must be able to tell whether a use before initialized 
condition exists which is one way in which out and in_out are different.

>Noel
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Victor A. Wagner Jr.      http://rudbek.com
The five most dangerous words in the English language:
               "There oughta be a law"