Re: [Boost-users] [variant] how to get 1st bounded type

From: Igor R. (igor_rubinov_at_[hidden])
Date: 2008-05-08 13:58:47

Exactly.
Anyway, it was very useful to find-out how to access the variant bounded types, since it would be applicable in some other scenarios...> Max wrote:> > >> Hmm... how could I miss such a straightforward solution?? :)> > > > how is this solution straightforward? Please elaborate.> > The OP stated that sometimes he needs his type to express "none of the > above." boost::optional is specifically intended to distinguish the case > in which you have no meaningful value -- rather like SQL's NULL.
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