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

From: Noel Yap (Noel.Yap_at_[hidden])
Date: 2003-05-03 20:01:52

Gregory Colvin wrote:
> > So you're saying the parameter can be an out-only parameter?  If so,
> > for
> > out parameters, use:
> >
> >   boost::dumb_ptr< T > f();
> >   t = f();
> >
> > IMHO, the intent is much more clear than:
> >
> >   f( out< T > t );
> >   f( out< T >( t ) );
> 
> Not to me it isn't.

So we've established that we disagree about the coding style.  Does this
mean that c_out, a subjective coding style helper, shouldn't be put in
the C++ standard, a, ummm, standard?

> Anyway, I dislike out parameters more than I do raw pointers.

So do I.

>From the above, it sounds like you would rather use out parameters than
return values.  Do you write code like:

  void square_root( double input_, double& output_ );

rather than:

  double square_root( double input_ );

Noel