Classes in Modern C++

A simple implementation of classes in modern C++.

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Program Listing

#include <iostream>
#include <string>

using namespace std;

class Course
{
public:
  void viewCourse();
  void modifyCourse(string newCourse);
  bool removeCourse();
  bool createCourse();
private:
  string courseName = "no course";
  int courseId = 0;
};

void Course::viewCourse()
{
  cout << "Course: " << courseName << " id: " << courseId << '\n';
}

void Course::modifyCourse(string newCourse)
{
  courseName = newCourse;
}

bool Course::removeCourse()
{
  courseName = "no course";
  courseId = 0;

  return true;
}

bool Course::createCourse()
{
  // no idea what to do here
  return true;
}



int main()
{
    Course course1, course2;

    cout << "testing initial classes:\n";
    course1.viewCourse();
    course2.viewCourse();
    cout << "modifying the courses:\n";
    course1.modifyCourse("Math");
    course2.modifyCourse("C++");
    cout << "displaying the modified courses:\n";
    course1.viewCourse();
    course2.viewCourse();
    cout << "removing the courses:\n";
    course1.removeCourse();
    course2.removeCourse();
    cout << "displaying the modified(removed) courses:\n";
    course1.viewCourse();
    course2.viewCourse();

}