protected virtual member function
<locale>
std::codecvt::do_max_length
int do_max_length() const throw();
int do_max_length() const throw();
Return max length of one character [virtual]
Virtual protected member function called by codecvt::max_length to get the maximum length of the multibyte characters used by the object.
Polymorphic derived classes can overwrite the behavior of this function.
See codecvt::max_length for its default behavior in codecvt.