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  1. #include <iostream>
  2. #include <string>
  3. #include <vector>
  4.  
  5. using namespace std;
  6.  
  7. class Worker
  8. {
  9. private:
  10.     std::string m_name;
  11.  
  12. public:
  13.     Worker(std::string name)
  14.         : m_name(name)
  15.     {
  16.     }
  17.  
  18.     std::string getName() { return m_name; }
  19. };
  20.  
  21. class Department
  22. {
  23. private:
  24.     std::vector<Worker*> m_worker;
  25.  
  26. public:
  27.  
  28.     void add(Worker *worker)
  29.     {
  30.         m_worker.push_back(worker);
  31.     }
  32.  
  33. //    friend std::ostream& operator<<(std::ostream& out, const Department
  34. //    &department)
  35. //    {
  36. //        out << "Departments:";
  37. //        for (unsigned int count = 0; count < department.m_worker.size();
  38. //        ++count)
  39. //        out << department.m_worker[count]->getName()<< ' ';
  40. //        out << '\n';
  41. //
  42. //        return out;
  43. //    }
  44.  
  45.  };
  46.  
  47. int main()
  48. {
  49.     // Создаем Работников вне области видимости класса Department
  50.     Worker *w1 = new Worker("Anton");
  51.     Worker *w2 = new Worker("Ivan");
  52.     Worker *w3 = new Worker("Max");
  53.  
  54.     {
  55.     // Создаем Отдел и передаем Работников в качестве параметров
  56.     Department department; // содаем пустой Отдел
  57.     department.add(w1);
  58.     department.add(w2);
  59.     department.add(w3);
  60.  
  61. //    std::cout << department;
  62.  
  63.     } // department выходит из области видимости и уничтожается здесь
  64.  
  65.     std::cout << w1->getName() << " still exists!\n";
  66.     std::cout << w2->getName() << " still exists!\n";
  67.     std::cout << w3->getName() << " still exists!\n";
  68.  
  69.     delete w1;
  70.     delete w2;
  71.     delete w3;
  72.  
  73.     return 0;
  74.  }
  75.  
Success #stdin #stdout 0.01s 5540KB
comments (?)
stdin 
Standard input is empty
stdout 
Anton still exists!
Ivan still exists!
Max still exists!
https://ideone.com/TItdPp
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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