...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::environment_iterator
// In header: <boost/program_options/environment_iterator.hpp> class environment_iterator : public boost::eof_iterator< environment_iterator, std::pair< std::string, std::string > > { public: // construct/copy/destruct environment_iterator(char **); environment_iterator(); // public member functions void get(); };