[#BloombergLP-bdlc-swap-05]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::swap
:relfileprefix: ../../
:mrdocs:

Exchange the contents of the two maps.

== Synopsis

Declared in `<bdlc_flathashmap.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
swap(
    xref:BloombergLP/bdlc/FlatHashMap.adoc[FlatHashMap<K, V, H, E>]&,
    xref:BloombergLP/bdlc/FlatHashMap.adoc[FlatHashMap<K, V, H, E>]&);
----


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