What are the best practices for overriding methods in C++?

What are the best practices for overriding methods in C++?

When overriding methods in C++, it's important to ensure that the method signatures match exactly, including const qualifiers.

Should I use the 'override' keyword?

Yes, using the 'override' keyword is a best practice as it makes your intention clear and helps catch errors at compile time.

What about virtual destructors?

Always declare a virtual destructor in base classes if you plan to override methods in derived classes to ensure proper cleanup.

Are there any performance considerations?

Yes, while overriding methods can introduce some overhead, the benefits of polymorphism often outweigh the costs in most applications.