What are the advanced features of C++ maps?

What are the advanced features of C++ maps?

C++ maps offer features like automatic sorting, key-value pair storage, and efficient search operations. Would you like to know more about a specific feature?

How do I implement custom comparison for keys?

You can implement a custom comparison by defining a function or a functor and passing it as a template argument to the map. Would you like an example?

Yes, please provide an example.

Here's a simple example: you can create a struct that defines the comparison operator and use it in your map declaration. Would you like to see more examples or details?

What are the performance implications of using maps?

Maps generally have O(log n) complexity for insertions and lookups, but the performance can vary based on the underlying implementation. Do you want to dive deeper into this?