Re: [Boost-users] boost::mpl::if_

From: Chris Weed (chrisweed_at_[hidden])
Date: 2006-08-02 13:04:17

Try mpl::eval_if
Chris

On 8/2/06, Noel Yap <noel.yap_at_[hidden]> wrote:
> I'd like to do something like:
>
>   typedef typename boost::mpl::if_<
>     typename base::is_container<T>::type,
>     typename T::element_type,
>     T>::type ElementType_;
>
>
> such that T may be a primitive type.  The above doesn't work since,
> for example, there's no such thing as int::element_type.  Is there a
> simple way (eg don't have to do template specialization for all
> container types) to do the above?
>
> Thanks,
> Noel
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