[#BloombergLP-bdlc-FlatHashMap-clear]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/FlatHashMap.adoc[FlatHashMap]::clear
:relfileprefix: ../../../
:mrdocs:

Remove all elements from this map. Note that this map will be empty after calling this method, but allocated memory may be retained for future use. See the `capacity` method.

== Synopsis

Declared in `<bdlc_flathashmap.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
clear();
----


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