Declaration

protected:
virtual int_type basic_filebuf<C,T>::pbackfail(int_type qChar = T::eof);

Description

This is pbackfail() function for the basic_filebuf class template. This is a protected function that is called internally when a character is inserted into the input buffer. Then make it the current element by advancing the next pointer. If the insertion is not successful, the function returns T::eof. Otherwise, it returns T::not_eof(qChar).

Header Include

#include <fstream>