#include <optional_last_value.hpp>
Public Types | |
| typedef optional< T > | result_type |
Public Member Functions | |
| template<typename InputIterator > | |
| optional< T > | operator() (InputIterator first, InputIterator last) const |
| typedef optional<T> boost::signals2::optional_last_value< T >::result_type |
|
inline |
References boost::xpressive::first, and boost::program_options::value().