[#bsl-multiset-03-2constructor-098]
= xref:bsl.adoc[bsl]::xref:bsl/multiset-03.adoc[multiset]::multiset
:relfileprefix: ../../
:mrdocs:

Create an empty multiset having the specified `comparator`&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;multiset&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
multiset(
    COMPARATOR const& comparator,
    ALLOCATOR const& basicAllocator = ALLOCATOR());
----


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