Re: [Boost-users] [iterator_adaptor] Accessing base class

From: David Abrahams (dave_at_[hidden])
Date: 2007-08-06 22:43:35

on Mon Aug 06 2007, Mark Ruzon <mark34-AT-cs.stanford.edu> wrote:

> I have defined an iterator adaptor called skip_iterator.  I found that I have to
> write:
>
>   skip_iterator() : skip_iterator::iterator_adaptor_(0), m(1) {}
>
> rather than 
>
>   skip_iterator() : iterator_adaptor_(0), m(1) {}
>
> even though iterator_adaptor_ is a protected typedef inside iterator_adaptor. 
> Will someone explain why I have to qualify the name?

Because it's a dependent type.

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HTH,
        
-- 
Dave Abrahams
Boost Consulting
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