Error: (8192) Creation of dynamic property App\Layout\Layouts\Base\Base::$viewFile is deprecated

Quiz Constructeurs de copie, de déplacement, desructeurs

Qu'affiche le code suivant ?

#include <iostream>
using namespace std;
class C {
   int i;
public:
   C() : i(0) {
      cout << "D" << i;
   }
   C(int _i) : i(_i) {
      cout << "I" << i;
   }
   C(const C& _c) : i(_c.i) {
      cout << "C" << i;
   }
   C& operator= (const C& _c) {
      i = _c.i; cout << "c" << i; return *this;
   }
   C(C&& _c) : i(_c.i) {
      cout << "M" << i; _c.i = 0;
   }
   C& operator= (C&& _c) {
      i = _c.i; cout << "m" << i; _c.i = 0; return *this;
   }
   ~C() {
      cout << "d" << i;
   }
};

int main() {
   C c;
}
D0d0

Qu'affiche le code suivant ?

#include <iostream>
using namespace std;
class C {
   int i;
public:
   C() : i(0) {
      cout << "D" << i;
   }
   C(int _i) : i(_i) {
      cout << "I" << i;
   }
   C(const C& _c) : i(_c.i) {
      cout << "C" << i;
   }
   C& operator= (const C& _c) {
      i = _c.i; cout << "c" << i; return *this;
   }
   C(C&& _c) : i(_c.i) {
      cout << "M" << i; _c.i = 0;
   }
   C& operator= (C&& _c) {
      i = _c.i; cout << "m" << i; _c.i = 0; return *this;
   }
   ~C() {
      cout << "d" << i;
   }
};

int main() {
   C c = 5;
}
I5d5

Qu'affiche le code suivant ?

#include <iostream>
using namespace std;
class C {
   int i;
public:
   C() : i(0) {
      cout << "D" << i;
   }
   C(int _i) : i(_i) {
      cout << "I" << i;
   }
   C(const C& _c) : i(_c.i) {
      cout << "C" << i;
   }
   C& operator= (const C& _c) {
      i = _c.i; cout << "c" << i; return *this;
   }
   C(C&& _c) : i(_c.i) {
      cout << "M" << i; _c.i = 0;
   }
   C& operator= (C&& _c) {
      i = _c.i; cout << "m" << i; _c.i = 0; return *this;
   }
   ~C() {
      cout << "d" << i;
   }
};

int main() {
  C c;
  c = 5;
}
D0I5m5d0d5

Qu'affiche le code suivant ?

#include <iostream>
using namespace std;
class C {
   int i;
public:
   C() : i(0) {
      cout << "D" << i;
   }
   C(int _i) : i(_i) {
      cout << "I" << i;
   }
   C(const C& _c) : i(_c.i) {
      cout << "C" << i;
   }
   C& operator= (const C& _c) {
      i = _c.i; cout << "c" << i; return *this;
   }
   C(C&& _c) : i(_c.i) {
      cout << "M" << i; _c.i = 0;
   }
   C& operator= (C&& _c) {
      i = _c.i; cout << "m" << i; _c.i = 0; return *this;
   }
   ~C() {
      cout << "d" << i;
   }
};

int main() {
  C c = C(5);
}
I5d5

Qu'affiche le code suivant ?

#include <iostream>
using namespace std;
class C {
   int i;
public:
   C() : i(0) {
      cout << "D" << i;
   }
   C(int _i) : i(_i) {
      cout << "I" << i;
   }
   C(const C& _c) : i(_c.i) {
      cout << "C" << i;
   }
   C& operator= (const C& _c) {
      i = _c.i; cout << "c" << i; return *this;
   }
   C(C&& _c) : i(_c.i) {
      cout << "M" << i; _c.i = 0;
   }
   C& operator= (C&& _c) {
      i = _c.i; cout << "m" << i; _c.i = 0; return *this;
   }
   ~C() {
      cout << "d" << i;
   }
};

C f(int i) {
   C c(i);
   return c;
}
int main() {
  C c;
  c = f(4);
}
D0I4m4d0d4

Qu'affiche le code suivant ?

#include <iostream>
using namespace std;
class C {
   int i;
public:
   C() : i(0) {
      cout << "D" << i;
   }
   C(int _i) : i(_i) {
      cout << "I" << i;
   }
   C(const C& _c) : i(_c.i) {
      cout << "C" << i;
   }
   C& operator= (const C& _c) {
      i = _c.i; cout << "c" << i; return *this;
   }
   C(C&& _c) : i(_c.i) {
      cout << "M" << i; _c.i = 0;
   }
   C& operator= (C&& _c) {
      i = _c.i; cout << "m" << i; _c.i = 0; return *this;
   }
   ~C() {
      cout << "d" << i;
   }
};

C f(int i) {
   C c(i);
   return c;
}
int main() {
  C c = f(4);
}
I4d4