Sams Teach Yourself C++ in 21 Days

More on Program Flow 203

7

35: default:

36: cout << “Please select again! “ << endl;

37: break;

38: } // end switch

39:

40: if (exit == true)

41: break;

42: } // end forever

43: return 0;

44: } // end main()

45:

46: int menu()

47: {

48: int choice;

49:

50: cout << “ **** Menu **** “ << endl << endl;

51: cout << “(1) Choice one. “ << endl;

52: cout << “(2) Choice two. “ << endl;

53: cout << “(3) Choice three. “ << endl;

54: cout << “(4) Redisplay menu. “ << endl;

55: cout << “(5) Quit. “ << endl << endl;

56: cout << “: “;

57: cin >> choice;

58: return choice;

59: }

60:

61: void DoTaskOne()

62: {

63: cout << “Task One! “ << endl;

64: }

65:

66: void DoTaskMany(int which)

67: {

68: if (which == 2)

69: cout << “Task Two! “ << endl;

70: else

71: cout << “Task Three! “ << endl;

72: }

**** Menu ****

(1) Choice one.

(2) Choice two.

(3) Choice three.

(4) Redisplay menu.

(5) Quit.

OUTPUT

LISTING7.17 continued