[#BloombergLP-bdlcc-StripedUnorderedMultiMap-bucketIndex]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlcc.adoc[bdlcc]::xref:BloombergLP/bdlcc/StripedUnorderedMultiMap.adoc[StripedUnorderedMultiMap]::bucketIndex
:relfileprefix: ../../../
:mrdocs:

Return the bucket index where elements with `key` are inserted.

== Synopsis

Declared in `<bdlcc_stripedunorderedmultimap.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::size_t
bucketIndex(KEY const& key) const;
----

== Description

Note that unless rehash is disabled, the value returned may be obsolete at the time it is returned.

== Return Value

the bucket index where elements with `key` are inserted

== Parameters

[cols="1,4"]
|===
| Name| Description
| *key*
| key whose bucket index is requested
|===


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