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Subject: Re: [Boost-users] [Bind] Is this how to write it?
From: Kim Kuen Tang (kuentang_at_[hidden])
Date: 2010-03-23 12:46:50


Hi Ovanes,

as far as i understand is phoenix an officially released boost lib. It
has been reviewed.See
http://lambda-the-ultimate.org/node/3012 and
http://www.boost.org/doc/libs/1_42_0/libs/spirit/phoenix/doc/html/index.html

Cheers,
Kim

Ovanes Markarian schrieb:
>
>
> On Tue, Mar 23, 2010 at 2:19 PM, Robert Jones <robertgbjones_at_[hidden]
> <mailto:robertgbjones_at_[hidden]>> wrote:
>
>
> Thanks Ovanes - I'm sure you will understand that my real code is
> a bit more
> complicated then doubling ints! Since both bind and lambda are
> pretty much
> superceded by phoenix now, perhaps you could also supply the
> phoenix version?
>
> As far as I know boost::phoenix is not an officially released boost
> lib. It is still part of boost::spirit library. There is no top level
> reference to it. So I would not consider it for now to be a
> replacement for bind and lambda. It might become, but don't rely on
> that. ;) Anyway here the rewritten example:
>
> #include <boost/spirit/home/phoenix/core.hpp>
> #include <boost/spirit/home/phoenix/scope.hpp>
> #include <boost/spirit/home/phoenix/operator.hpp>
> #include <boost/spirit/home/phoenix/function.hpp>
>
> #include <algorithm>
> #include <vector>
> #include <iterator>
> #include <iostream>
>
> using namespace std;
> using namespace boost;
> using namespace boost::phoenix;
> using namespace boost::phoenix::arg_names;
> using namespace boost::phoenix::local_names;
>
> namespace ph = boost::phoenix;
>
> int main( )
> {
> vector< int > v;
> // generate vector values
> int i=0;
> generate_n(back_inserter(v), 100, ++ph::ref(i));
>
> //create the output iterator
> ostream_iterator<int> oiter(cout, ",");
> copy(v.begin(), v.end(), oiter);
> cout << endl;
>
> // double each value in the vector
> for_each(v.begin(), v.end(), arg1*=2);
> copy(v.begin(), v.end(), oiter);
> cout << endl;
> }
>
> Regards,
> Ovanes
> ------------------------------------------------------------------------
>
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