What are function pointers in C++ and how are they used?

What are function pointers in C++ and how are they used?

Function pointers in C++ are variables that store the address of a function. They allow you to call functions dynamically.

Can you give me an example of how to declare and use a function pointer?

Sure! You can declare a function pointer like this: int (*funcPtr)(int); and assign it to a function that matches its signature.

How do function pointers enhance flexibility in programming?

They allow for callback functions, enabling dynamic function calls and making your code more modular and reusable.

Are there any drawbacks to using function pointers?

Yes, they can make code harder to read and debug, and improper use can lead to undefined behavior.