What are advanced smart pointer features in C++?
An example of an AI chatbot conversation about advanced smart pointer features in C++ programming.
What are advanced smart pointer features in C++?
Advanced smart pointers in C++ include unique_ptr, shared_ptr, and weak_ptr, each serving different memory management needs.
Can you explain how unique_ptr works?
Sure! unique_ptr is a smart pointer that owns a dynamically allocated object exclusively, ensuring no other pointer can access it.
What is the difference between shared_ptr and weak_ptr?
shared_ptr allows multiple pointers to share ownership of an object, while weak_ptr provides a non-owning reference to avoid circular references.
When should I use weak_ptr?
Use weak_ptr when you want to prevent memory leaks in situations where shared_ptrs might create circular references.
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