protected virtual member function

std::codecvt::do_out

<locale>
result do_out ( stateT& state, 
  const internT* from, const internT* from_end, const internT*& from_next,
        externT* to, externT* to_limit, externT*& to_next ) const;
Translate out characters [virtual]
Virtual protected member function in charge of translating characters with a codecvt facet object, as described in public member function out (see codecvt::out for details).

Polymorphic derived classes can redefine the behavior of this function.

See also

codecvt::out
Translate out characters (public member function)

C++