bsl::hash_set

Synopsis

Declared in <bslstp_hashset.h>

template<
    class _Value,
    class _HashFcn = BloombergLP::bslstp::HashSelector<_Value>::Type,
    class _EqualKey = bsl::ComparatorSelector<_Value>::Type,
    class _Alloc = bsl::allocator<_Value>>
class hash_set;

Type Aliases

Name	Description
`allocator_type`	Allocator type used by this set.
`const_iterator`	Iterator providing non-modifiable access to elements.
`const_pointer`	Pointer to a non-modifiable element.
`const_reference`	Reference to a non-modifiable element.
`difference_type`	Signed integral type used for iterator distances.
`hasher`	Hash functor type.
`iterator`	Iterator type; identical to `const_iterator`.
`key_equal`	Key-equality functor type.
`key_type`	Key type used by this container.
`pointer`	Pointer to a modifiable element.
`reference`	Reference to a modifiable element.
`size_type`	Unsigned integral type used for sizes.
`value_type`	Element type stored in the set.

Member Functions

Name	Description
`hash_set` [constructor]	Constructors
`begin`	Return an iterator to the first element.
`bucket_count`	Return the number of buckets in this container.
`clear`	Remove all elements from this set.
`count`	Return the number of elements matching the specified key.
`elems_in_bucket`	Return the number of elements in the specified bucket.
`empty`	Return `true` if this set contains no elements.
`end`	Return the past-the-end iterator for this set.
`equal_range`	Return iterators delimiting all elements with the specified `__key`.
`erase`	`erase` overloads
`find`	Return an iterator to an element with the specified `__key`, or `end`.
`get_allocator`	Return the allocator used by this set.
`hash_funct`	Return the hash functor used by this set.
`insert`	`insert` overloads
`insert_noresize`	Insert the specified `__obj` if no equivalent element exists.
`key_eq`	Return the key-equality functor used by this set.
`max_bucket_count`	Return the maximum number of buckets this container can use.
`max_size`	Return an upper bound on the number of elements this set can hold.
`resize`	Rebuild the bucket vector using a size suggested by the specified hint.
`size`	Return the number of elements in this set.
`swap`	Exchange the contents of this set with those of the specified set.

Static Member Functions

Name	Description
`_M_equal`	Return `true` if the specified hash sets contain the same elements.

Non-Member Functions

Name	Description
`operator!=`	Return `true` if the specified hash sets do not contain the same elements.
`operator==`	Return `true` if the specified hash sets contain the same elements.
`swap`	Exchange the contents of the specified hash sets.