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  1. // Attached: HW_6d
  2. // ===========================================================
  3. // File: HW_6d.cpp
  4. // ===========================================================
  5. // Programmer: Elaine Torrez
  6. // Class: CS 1A
  7. // ===========================================================
  8.  
  9. #include <iostream>
  10. #include <fstream>
  11. #include <string>
  12. #include <cstring>
  13.  
  14. using namespace std;
  15.  
  16. struct Cat
  17. {
  18.     char name[20];
  19.     int age;
  20. };
  21.  
  22.  
  23. // ==== main ===================================================
  24. // This program gets information for 3 cats from the user and
  25. // writes each Cat object to a binary file named critters.bin.
  26. //
  27. // Input:
  28. // 3 cat names and 3 cat ages entered by the user.
  29. //
  30. // Output:
  31. // The cat records are written to critters.bin, and a message
  32. // is displayed on the screen.
  33. // ===========================================================
  34.  
  35. int main()
  36. {
  37.     ofstream outFile;
  38.     Cat cat;
  39.     int count;
  40.     string tempName;
  41.  
  42.     count = 0;
  43.  
  44.     // open the binary file for writing
  45.     outFile.open("critters.bin", ios::binary);
  46.  
  47.     cout << "Enter 3 cat records." << endl;
  48.  
  49.     // get the information for 3 cats
  50.     while (count < 3)
  51.     {
  52.         cout << "Enter information about a cat:" << endl;
  53.  
  54.         cout << "NAME:  ";
  55.         getline(cin, tempName);
  56.         strcpy(cat.name, tempName.c_str());
  57.  
  58.         cout << "AGE:  ";
  59.         cin >> cat.age;
  60.         cin.ignore();
  61.  
  62.         // write one Cat object to the binary file
  63.         outFile.write(reinterpret_cast<char *>(&cat), sizeof(cat));
  64.  
  65.         count = count + 1;
  66.     }
  67.  
  68.     outFile.close();
  69.  
  70.     cout << "Record written to file." << endl;
  71.     cout << "Press any key to continue . . .";
  72.     cin.get();
  73.  
  74.     return 0;
  75.  
  76. } // end of main()
  77.  
  78. // ===========================================================
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin
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Whiskers
3
Milo
2
Luna
4
stdout
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Enter 3 cat records.
Enter information about a cat:
NAME:  AGE:  Enter information about a cat:
NAME:  AGE:  Enter information about a cat:
NAME:  AGE:  Record written to file.
Press any key to continue . . .
https://ideone.com/4vezEK
language:
C++ (gcc 8.3)
created:
11 hours ago
visibility:
public

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