[#bsl-pair-0b-swap]
= xref:bsl.adoc[bsl]::xref:bsl/pair-0b.adoc[pair]::swap
:relfileprefix: ../../
:mrdocs:

Swap the value of this pair with the value of the specified `other` pair by applying `swap` to each of the `first` and `second` pair fields.

== Synopsis

Declared in `<bslstl_pair.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
swap(xref:bsl/pair-0b.adoc[pair]& other) noexcept(/* see-below */);
----

== Exception specification

This function is potentially-throwing unless `bsl::is_nothrow_swappable<T1>::value && bsl::is_nothrow_swappable<T2>::value`.


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