What are some advanced topics related to unique_ptr in C++?

What are some advanced topics related to unique_ptr in C++?

Advanced topics for unique_ptr include custom deleters, transferring ownership, and using unique_ptr with arrays.

Can you explain how to use custom deleters with unique_ptr?

Sure! You can provide a custom deleter as a second argument to unique_ptr, allowing you to define how the resource is released.

What happens if I try to copy a unique_ptr?

Attempting to copy a unique_ptr will result in a compilation error, as unique_ptr is designed to have exclusive ownership.

How can I transfer ownership of a unique_ptr?

You can transfer ownership using std::move, which allows you to move the unique_ptr to another unique_ptr.