How does the performance of std::vector iterators compare to other containers?

How does the performance of std::vector iterators compare to other containers?

The performance of std::vector iterators is generally very good due to their contiguous memory allocation, which allows for efficient access and iteration.

What about std::list or std::deque? How do they compare?

std::list has non-contiguous memory, which makes its iterators slower for random access compared to std::vector. std::deque offers better performance than std::list but is still slower than std::vector for sequential access.

Are there any specific scenarios where std::vector iterators would be significantly better?

Yes, in scenarios where you need fast random access and frequent iteration, std::vector iterators excel due to their contiguous storage.

What about the impact of resizing a std::vector on performance?

Resizing a std::vector can be costly because it may require reallocating memory and copying elements to the new location, which can affect performance.