fig19_02.cpp

// fig19_02.cpp 
// get, put and eof member functions.
#include <format>
#include <iostream>

int main() {
   int character{0}; // use int, because char cannot represent EOF

   // prompt user to enter line of text
   std::cout << std::format("Before input, cin.eof(): {}", std::cin.eof())
      << "\nEnter a sentence followed by Enter and end-of-file:\n";

   // use get to read each character; use put to display it
   while ((character = std::cin.get()) != EOF) {
      std::cout.put(character);
   }

   // display end-of-file character
   std::cout << std::format("\nEOF on this system is: {}\n", character)
      << std::format("After EOF input, cin.eof(): {}\n", std::cin.eof());
}


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