[#bsl-unordered_multiset-06c-2constructor-0c] = xref:bsl.adoc[bsl]::xref:bsl/unordered_multiset-06c.adoc[unordered_multiset]::unordered_multiset :relfileprefix: ../../ :mrdocs: Same as the related overload above for `unordered_multiset`. == Synopsis Declared in `<bslstl_unorderedmultiset.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- explicit unordered_multiset(ALLOCATOR const& basicAllocator); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#