[#BloombergLP-bslstl-variant_swapImpl-0b]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::variant_swapImpl
:relfileprefix: ../../
:mrdocs:

This component‐private function swaps the values of the specified `lhs` and `rhs` when the type (template parameter) `t_VARIANT` is an allocator‐aware variant.

== Synopsis

Declared in `<bslstl_variant.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_VARIANT>
void
variant_swapImpl(
    xref:bsl/true_type.adoc[bsl::true_type],
    t_VARIANT& lhs,
    t_VARIANT& rhs);
----


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