[#BloombergLP-bslstl-Pair_GetImpUtil-0f]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::Pair_GetImpUtil
:relfileprefix: ../../
:mrdocs:

This utility class template provides functions for selecting the element of pair, returned from `bsl::get(bsl::pair<T1, T2>)`, by its index.

== Synopsis

Declared in `<bslstl_pair.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    std::size_t INDEX,
    class T1,
    class T2>
struct Pair_GetImpUtil;
----

== Specializations

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslstl/Pair_GetImpUtil-0d.adoc[`Pair_GetImpUtil<0, T1, T2>`] 
| This partial specialization of `Pair_GetImpUtil`, for when the (template parameter) `INDEX`(element's index) is equal to 0.
| xref:BloombergLP/bslstl/Pair_GetImpUtil-07.adoc[`Pair_GetImpUtil<1U, T1, T2>`] 
| This partial specialization of `Pair_GetImpUtil`, for when the (template parameter) `INDEX`(element's index) is equal to 1.
|===



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