[#BloombergLP-bdlc-FlatHashMap-key_eq]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/FlatHashMap.adoc[FlatHashMap]::key&lowbar;eq
:relfileprefix: ../../../
:mrdocs:

Return (a copy of) the binary key&hyphen;equality functor that returns `true` if the value of two `KEY` objects are equivalent, and `false` otherwise&period;

== Synopsis

Declared in `&lt;bdlc&lowbar;flathashmap&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
EQUAL
key&lowbar;eq() const;
----

== Return Value

key&hyphen;equality functor used by this map


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