public member function
<locale>

std::codecvt::do_length

int do_length ( stateT& state, const externT* from, const externT* from_end, size_t max ) const;
Return length of translated sequence [virtual]
Virtual protected member function in charge of returning the length a translated sequence would have, as described in public member function length (see codecvt::length for details).

Polymorphic derived classes can redefine the behavior of this function.

See also