Syncronize stream's buffer with source of characters.
  Syncronizes the content of the stream's internal buffer with the physical source of characters associated with the stream.
 

Parameters.

none

 

Return Value.
  If function is successful it returns 0, otherwise EOF is returned.

Example.

// read a file into memory
#include <iostream>
using namespace std;

int main () {
  char first, second;

  cout << "Please, enter a word: ";
  first=cin.get();
  cin.sync();

  cout << "Please, enter another word: ";
  second=cin.get();

  cout << "The first word began by " << first << endl;
  cout << "The second word began by " << second << endl;

  return 0;
}

Basic template member declaration ( basic_istream<charT,traits> ):

int sync ();

See also.
  istream class