Re: [boost] cross_iterator

From: Pavel Vozenilek (pavel_vozenilek_at_[hidden])
Date: 2005-08-08 10:45:56

"Alex Mendes da Costa" wrote:

> A cross_iterator is to a zip_iterator as a cross_product is to a
> dot_product.  For example, given two sequences { a, b }, { 1, 2 }, the
> sequence of tuples generated by a cross_iterator would be { ( a, 1 ),
> ( b, 1 ), ( a, 2 ), ( b, 2 ) }.
>
> I've put my implementation of cross_iterator in the sandbox
> (cross_iterator.zip @ http://boost-sandbox.sourceforge.net/vault/).
> There's no documentation yet, but I've included a sample file that
> demonstrates how to use the new iterator.
>

It sounds as something similar to
"list comprehention" feature of several
other languages.

Will it be possible to specify filter(s)
to select only those tuples I want?

/Pavel