sample-code/src/unique_pointers_transfer_ownership.cpp at dev · robosherpa/sample-code

Repository navigation

#include <iostream>

#include <memory>

class MyClass

{

private:

int _member;

public:

MyClass(int val) : _member{val} {}

void printVal() { std::cout << ", managed object " << this << " with val = " << _member << std::endl; }

};

void f(std::unique_ptr<MyClass> ptr)

{

std::cout << "unique_ptr " << &ptr;

ptr->printVal();

}

int main()

{

std::unique_ptr<MyClass> uniquePtr = std::make_unique<MyClass>(23);

std::cout << "unique_ptr " << &uniquePtr;

uniquePtr->printVal();

f(std::move(uniquePtr));

if (uniquePtr)

uniquePtr->printVal();

return 0;

}