What are advanced concepts of pointers in C++?

What are some advanced concepts of pointers in C++?

Advanced pointer concepts in C++ include pointer arithmetic, smart pointers, and function pointers. Would you like to explore any of these in detail?

Can you explain pointer arithmetic?

Pointer arithmetic allows you to perform operations on pointers, such as incrementing or decrementing them. For example, if you have an integer pointer, incrementing it moves the pointer to the next integer in memory.

What are smart pointers?

Smart pointers are objects that manage the lifetime of dynamically allocated memory. They automatically deallocate memory when it's no longer needed, helping to prevent memory leaks. Examples include std::unique_ptr and std::shared_ptr.

How do function pointers work?

Function pointers store the address of a function, allowing you to call functions dynamically. You can pass them as arguments or use them in arrays to create callback mechanisms.