Function Set.bucketCount
Returns current bucket count in the container.
size_t bucketCount() const @property;
Bucket count equals to the number of the elements can be saved in the container in the best case scenario for key distribution, i.d. every key has a unique hash value. In a worse case the bucket count can be less than the number of elements stored in the container.
Returns
Current bucket count.
See Also
rehash.