[#bsl-hash_map-swap]
= xref:bsl.adoc[bsl]::xref:bsl/hash_map.adoc[hash_map]::swap
:relfileprefix: ../../
:mrdocs:

Exchange the contents of this map with those of the specified map.

== Synopsis

Declared in `<bslstp_hashmap.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
swap(xref:bsl/hash_map.adoc[_Self]& __hs);
----


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