[#bsl-unordered_map-0bf-2constructor-0b7]
= xref:bsl.adoc[bsl]::xref:bsl/unordered_map-0bf.adoc[unordered&lowbar;map&lt;basic&lowbar;string&lt;char&gt;, Json, TransparentHash, TransparentEqualTo&gt;]::unordered&lowbar;map
:relfileprefix: ../../
:mrdocs:

Same as the preceding overload&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;class RANGE&gt;
unordered&lowbar;map(
    std::from&lowbar;range&lowbar;t,
    RANGE&& range,
    xref:bsl/unordered_map-0bf/size_type.adoc[size&lowbar;type] initialNumBuckets,
    xref:BloombergLP/bdlb/TransparentHash.adoc[TransparentHash] const& hashFunction,
    xref:bsl/allocator-0df.adoc[allocator&lt;pair&lt;basic&lowbar;string&lt;char&gt; const, Json&gt;&gt;] const& basicAllocator);
----


[.small]#Created with https://www.mrdocs.com[MrDocs]#
