| 1 | #include <iostream>
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| 2 | using namespace std;
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| 3 | #include <boost/program_options.hpp>
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| 4 | namespace po = boost::program_options;
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| 5 |
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| 6 | int main(int argc, char **argv)
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| 7 | {
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| 8 | po::options_description desc("Options");
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| 9 | desc.add_options()
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| 10 | ("help", "this help screen")
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| 11 | ("foo-1", po::value<int>(), "foo")
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| 12 | ("bar-2", po::value<int>(), "bar")
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| 13 | ;
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| 14 | po::variables_map vm;
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| 15 | po::store(po::parse_command_line(argc, argv, desc), vm);
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| 16 | po::notify(vm);
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| 17 | if (vm.count("help")) {
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| 18 | cout << desc << "\n";
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| 19 | return 0;
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| 20 | }
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| 21 | cout << "count(foo-1)=" << vm.count("foo-1") << '\n'
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| 22 | << "count(1)=" << vm.count("1") << '\n'
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| 23 | << "count(bar-2)=" << vm.count("bar-2") << '\n';
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| 24 | return 0;
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| 25 | }
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