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  • Committer: Package Import Robot
  • Author(s): Steve M. Robbins
  • Date: 2012-02-26 00:31:44 UTC
  • Revision ID: package-import@ubuntu.com-20120226003144-eaytp12cbf6ubpms
Tags: upstream-1.49.0
Import upstream version 1.49.0

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libs/range/doc/reference/adaptors/examples/map_keys.cpp
 
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// Boost.Range library
 
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//
 
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//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
 
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//  distribution is subject to the Boost Software License, Version
 
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//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
 
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//  http://www.boost.org/LICENSE_1_0.txt)
 
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//
 
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// For more information, see http://www.boost.org/libs/range/
 
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//
 
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#include <boost/range/adaptor/map.hpp>
 
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#include <boost/range/algorithm/copy.hpp>
 
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#include <boost/assign.hpp>
 
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#include <algorithm>
 
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#include <iostream>
 
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#include <map>
 
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#include <vector>
 
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int main(int argc, const char* argv[])
 
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{
 
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    using namespace boost::assign;
 
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    using namespace boost::adaptors;
 
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    std::map<int, int> input;
 
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    for (int i = 0; i < 10; ++i)
 
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        input.insert(std::make_pair(i, i * 10));
 
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    boost::copy(
 
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        input | map_keys,
 
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        std::ostream_iterator<int>(std::cout, ","));
 
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    return 0;
 
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}
 
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