Re: [Boost-users] [tuple] Function object for nth element of a tuple

Subject: Re: [Boost-users] [tuple] Function object for nth element of a tuple
From: Jeremiah Willcock (jewillco_at_[hidden])
Date: 2009-07-05 17:04:43

>> I wanted something that would be a particular class, not a function object, 
>> for efficiency reasons.
> I don't follow you here. A polymorphic function object is a mere functor 
> supporting result_of protocol. No efficiency penalty arise using them.

That's what I meant -- a function object (polymorphic or not), not a 
function template.

-- Jeremiah Willcock