Re: [boost] [iterator] Proposal to add is_const_iterator trait

From: shunsuke (pstade.mb_at_[hidden])
Date: 2007-05-14 05:58:37

Andrey Semashev wrote:
>> The New Iterator concept defines Readable and Writable concept,
>> but I don't know the definition of "constant" iterator.
>> Well, I think 'iterator_reference<ItT>::type' can return a
>> const-qualified type even if 'ItT' is Writable.
> 
> I don't see how would it be possible to write to a const.

Proxy object like vector<bool>?

-- 
Shunsuke Sogame