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<hash_set>

Note

This header is obsolete. The alternative is <unordered_set>.

Defines the container class templates hash_set and hash_multiset and their supporting templates.

Syntax

#include <hash_set>

Remarks

Operators

Hash_set version Hash_multiset version Description
operator!= (hash_set) operator!= (hash_multiset) Tests if the hash_set or hash_multiset object on the left side of the operator is not equal to the hash_set or hash_multiset object on the right side.
operator== (hash_set) operator== (hash_multiset) Tests if the hash_set or hash_multiset object on the left side of the operator is equal to the hash_set or hash_multiset object on the right side.

Specialized Template Functions

Hash_set version Hash_multiset version Description
swap (hash_set) swap (hash_multiset) Exchanges the elements of two hash_sets or hash_multisets.

Classes

Class Description
hash_compare Class Describes an object that can be used by any of the hash associative containers — hash_map, hash_multimap, hash_set, or hash_multiset — as a default Traits parameter object to order and hash the elements they contain.
hash_set Class Used for the storage and fast retrieval of data from a collection in which the values of the elements contained are unique and serve as the key values.
hash_multiset Class Used for the storage and fast retrieval of data from a collection in which the values of the elements contained are unique and serve as the key values.

See also

Header Files Reference
Thread Safety in the C++ Standard Library
C++ Standard Library Reference