__gnu_cxx::select2nd< _Pair >(3) Library Functions Manual NAME __gnu_cxx::select2nd< _Pair > - An SGI extension . SYNOPSIS #include Inherits std::_Select2nd< _Pair >. Public Types typedef _Pair argument_type argument_type is the type of the argument typedef _Pair::second_type result_type result_type is the return type Public Member Functions _Pair::second_type & operator() (_Pair &__x) const const _Pair::second_type & operator() (const _Pair &__x) const Detailed Description template struct __gnu_cxx::select2nd< _Pair >"An SGI extension . Member Typedef Documentation typedef _Pair std::unary_function< _Pair , _Pair::second_type >::argument_type [inherited] argument_type is the type of the argument typedef _Pair::second_type std::unary_function< _Pair , _Pair::second_type >::result_type [inherited] result_type is the return type Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ __gnu_cxx::select2nd< _Pair >(3)