Return a local iterator providing modifiable access to the first value_type object in the sequence of value_type objects of the bucket having the specified index, in the array of buckets maintained by this unordered multiset, or the end(index) otherwise.
Declared in <bslstl_unorderedmultiset.h>
unordered_multiset<KEY, HASH, EQUAL, ALLOCATOR>::local_iterator
begin(size_type index);