[#bsl-unordered_multiset-06c-bucket-06]
= xref:bsl.adoc[bsl]::xref:bsl/unordered_multiset-06c.adoc[unordered_multiset]::bucket
:relfileprefix: ../../
:mrdocs:

Return the bucket index for the specified `key`.

== Synopsis

Declared in `<bslstl_unorderedmultiset.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/unordered_multiset-06c/size_type.adoc[unordered_multiset<KEY, HASH, EQUAL, ALLOCATOR>::size_type]
bucket(xref:bsl/unordered_multiset-06c/key_type.adoc[key_type] const& key) const;
----

== Description

Return the index of the bucket, in the array of buckets of this container, where a value equivalent to the specified `key` would be inserted.

== Return Value

index of the bucket for `key`

== Parameters

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


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