Boost logo

Boost :

Subject: Re: [boost] difference_type size()?
From: pavel (paul.cpprules_at_[hidden])
Date: 2011-10-19 13:01:42

 Olaf wrote on Wednesday, October 19, 2011 at 1:30:03:
> Hi,

> iterator_range returns a signed size. Is this correct?
> IMO it should return size_t.

given two arbitrary valid random access iterators (from one range) let
you know the distance between them

it is either positive or negative (or 0) dependent on the order of the
given iterators

i'd say difference type should be ptrdiff_t in the general case

if you notice a grammar mistake or weird phrasing in my message
please point it out

Boost list run by bdawes at, gregod at, cpdaniel at, john at