How do I use unique pointers in C++?

Can you explain how to use unique pointers in C++?

Sure! Unique pointers are a smart pointer type in C++ that manage the lifetime of dynamically allocated objects. They ensure that there is only one unique pointer to a resource, preventing memory leaks.

How do I create a unique pointer?

You can create a unique pointer using the std::make_unique function. For example: std::unique_ptr<MyClass> ptr = std::make_unique<MyClass>();.

What happens if I try to copy a unique pointer?

If you try to copy a unique pointer, it will result in a compilation error because unique pointers cannot be copied. They can only be moved.

Can I transfer ownership of a unique pointer?

Yes, you can transfer ownership by using std::move. For example: std::unique_ptr<MyClass> ptr2 = std::move(ptr1);.