Using member functions get, put and eof. : cin « Development « C++ Tutorial

1. C++ Tutorial
2. Development
3. cin

#include <iostream>
using namespace std;
int main()
{
   char c;

   cout << "Before input, cin.eof() is " << cin.eof()
        << "\nEnter a sentence followed by end-of-file:\n";

   while ( ( c = cin.get() ) != EOF )
      cout.put( c );

   cout << "\nEOF in this system is: " << c;
   cout << "\nAfter input, cin.eof() is " << cin.eof() << endl;
   return 0;
}