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Boost.Range |
indirected
rng | boost::adaptors::indirectedboost::make_indirected_range( rng )
operator*()
x
in the returned range,
x
is the result of *y
where
y
is the corresponding element in the original range.
#include <boost/range/adaptor/indirected.hpp> #include <boost/range/algorithm/copy.hpp> #include <boost/shared_ptr.hpp> #include <algorithm> #include <iostream> #include <vector> int main(int argc, const char* argv[]) { using namespace boost::adaptors; std::vector<boost::shared_ptr<int> > input; for (int i = 0; i < 10; ++i) input.push_back(boost::shared_ptr<int>(new int(i))); boost::copy( input | indirected, std::ostream_iterator<int>(std::cout, ",")); return 0; }
This produces the output:
0,1,2,3,4,5,6,7,8,9
(C) Copyright Neil Groves 2009 (C) Copyright Thorsten Ottosen 2003-2004