Re: [boost] [Ann] Variadic Templates

From: AlisdairM (alisdair.meredith_at_[hidden])
Date: 2006-08-06 02:56:56

Douglas Gregor wrote:

> On Aug 5, 2006, at 8:03 PM, Joe Gottman wrote:
> 
> > This looks very nice.  I hope the standards committee accepts it.   
> > I do have
> > one question: is it possible to define a variadic function such  
> > that all the
> > variadic parameters are of the same type?  This would be useful, for
> > instance, to define a max() function that can finds the max value  
> > of any
> > number of parameters:
> > 
> > long x1, x2, x3, x4, x5;
> > // Some code
> > const long &max_x = max(x1, x2, x3, x4, x5);
> > 
> > If this is possible, would it be possible to define a variadic  
> > function
> > without making it a template function?
> 
> There's a mention of something similar in the section on interactions
> with initializer lists.  This could be an interesting way to go. We'd
> have to see more examples, and look into the implementation of max()  
> as well.

Mow, if we could just apply the "homogeneous" concept to the parameter
pack ...

-- 
AlisdairM