[#BloombergLP-bslma-UsesBslmaAllocator-054]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::xref:BloombergLP/bslma/UsesBslmaAllocator-020.adoc[UsesBslmaAllocator]<xref:bsl/hash_set.adoc[bsl::hash_set<_Value, _HashFcn, _EqualKey, _Alloc>]>
:relfileprefix: ../../
:mrdocs:

== Synopsis

Declared in `<bslstp_hashset.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class _Value,
    class _HashFcn,
    class _EqualKey,
    class _Alloc>
struct xref:BloombergLP/bslma/UsesBslmaAllocator-020.adoc[UsesBslmaAllocator]<xref:bsl/hash_set.adoc[bsl::hash_set<_Value, _HashFcn, _EqualKey, _Alloc>]>
    : xref:bsl/is_convertible.adoc[bsl::is_convertible<Allocator*, _Alloc>]
----

== Base Classes

[cols="1,4"]
|===
| Name| Description
| `xref:bsl/is_convertible.adoc[bsl::is_convertible<Allocator*, _Alloc>]`
| This `struct` template implements the `is_convertible` meta‐function defined in the C++11 standard to determine whether the (template parameter) `t_FROM_TYPE` is implicitly convertible to the (template parameter) `t_TO_TYPE`.
|===

== Type Aliases

[cols="1,4"]
|===
| Name| Description
| xref:bsl/integral_constant-02/type.adoc[`type`] 
| Alias for this `integral_constant` specialization.
| xref:bsl/integral_constant-02/value_type.adoc[`value_type`] 
| 
|===


== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:bsl/integral_constant-02/operator_call.adoc[`operator()`] 
| Return a copy of the template argument `t_VALUE`.
| xref:bsl/integral_constant-02/2conversion.adoc[`operator value_type`] 
| 
|===


== Static Data Members

[cols="1"]
|===
| Name
| xref:bsl/integral_constant-02/value.adoc[`value`] 
|===



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