Demonstrate an auto_ptr. : Auto Pointer « Pointer « C++

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C++ » Pointer » Auto Pointer Screenshots  Demonstrate an auto_ptr.   #include <iostream> #include <memory> using namespace std; class X { public:   X() {       cout << "constructing\n";    }   ~X() {       cout << "destructing\n";    }   void f() {       cout << "Inside f()\n";    } }; int main() {   auto_ptr<X> p1(new X), p2;   p2 = p1;            // transfer ownership   p2->f();      X *ptr = p2.get();  // can assign to a normal pointer   ptr->f();   return 0; }                          Related examples in the same category 1. Demonstrates the use of auto_ptr.