[#BloombergLP-bslstl-HashTable-06-bucketIndexForKey-0b]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::xref:BloombergLP/bslstl/HashTable-06.adoc[HashTable]::bucketIndexForKey
:relfileprefix: ../../../
:mrdocs:

`bucketIndexForKey` overloads

== Synopses

Declared in `<bslstl_hashtable.h>`

Return the index of the bucket that would contain all the elements having the specified `key`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bslstl/HashTable-06/SizeType.adoc[HashTable<KEY_CONFIG, HASHER, COMPARATOR, ALLOCATOR>::SizeType]
xref:BloombergLP/bslstl/HashTable-06/bucketIndexForKey-00.adoc[bucketIndexForKey](xref:BloombergLP/bslstl/HashTable-06/KeyType.adoc[KeyType] const& key) const;
----

[.small]#xref:BloombergLP/bslstl/HashTable-06/bucketIndexForKey-00.adoc[_» more..._]#

Return the index of the bucket that would contain all the elements equivalent to the specified `key`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class LOOKUP_KEY>
xref:BloombergLP/bslstl/HashTable-06/SizeType.adoc[SizeType]
xref:BloombergLP/bslstl/HashTable-06/bucketIndexForKey-06.adoc[bucketIndexForKey](LOOKUP_KEY const& key) const
requires BloombergLP::bslmf::IsTransparentPredicate<HASHER,    LOOKUP_KEY>::value
   && BloombergLP::bslmf::IsTransparentPredicate<COMPARATOR,LOOKUP_KEY>::value;
----

[.small]#xref:BloombergLP/bslstl/HashTable-06/bucketIndexForKey-06.adoc[_» more..._]#


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