Boost logo

Boost :

Subject: Re: [boost] [Range] sorted and randomized adaptors
From: Thorsten Ottosen (tottosen_at_[hidden])
Date: 2015-11-02 08:33:35

On 01-11-2015 00:33, Mohammed El-Afifi wrote:
> Hello everybody,
> I know this might have been raised a few times before in this mailing list,
> but I'd like to know if it's possible(or otherwise what would prevent) to
> have sorted and randomized adaptors so that I may have a sorted and
> randomized view of a range respectively. Something like
> vector<int> x;
> // operations to fill x
> x | boost::adaptors::sorted;
> x | boost::adaptors::randomized;// That one might also take an optional
> random generator as a parameter.
> I understand that in this case the adaptor isn't entirely lazy as the
> adapted(x here) must be completely consumed before producing a single
> element in the resulting range.


> I want to know however if having such
> adaptors may contradict any basic principles of the existing adaptors.

Well, you could say being lazy is the principle being violated.


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