[Boost-users] Re: Iterators and maps [was Re: Where should STL suggestionsgo?]

From: David Abrahams (dave_at_[hidden])
Date: 2004-12-13 22:50:53

Jim Lear wrote:

> So in the absolute most abhorently poor code example (let's just call it 
> "meta-code"), the map operator would behave like:
> 
>     data_type &operator[](const iterator &i) { return i->second; }
> 
> Am I just too ignorant to make any sense? :-)  Maybe I'll crawl back into my 
> hole. :-)

You're making sense, but consider this: why should the map get involved
in that operation at all when you can do it all with the iterator?
Seems like a design flaw to get another object involved needlessly.

-- 
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com