Return the current size divided by the number of buckets.
Declared in <bdlcc_stripedunorderedmultimap.h>
float
loadFactor() const;
Note that the load factor is a measure of container "fullness"; that is, a high load factor typically implies many collisions (many elements landing in the same bucket) and that decreases performance. See {Rehash Control}.
the current size divided by the number of buckets