[#bsl-Pair_Second-01]
= xref:bsl.adoc[bsl]::xref:bsl/Pair_Second-05e.adoc[Pair&lowbar;Second]&lt;TYPE&&gt;
:relfileprefix: ../
:mrdocs:

Component&hyphen;private base holding a pair&apos;s `second` member by lvalue reference&period;

== Synopsis

Declared in `&lt;bslstl&lowbar;pair&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;class TYPE&gt;
struct xref:bsl/Pair_Second-05e.adoc[Pair&lowbar;Second]&lt;TYPE&&gt;;
----

== Description

This component&hyphen;private `class` holds the `second` data member of a `pair` when that member is an lvalue&hyphen;reference&period; Note that the C&plus;&plus; Standard defines the assignment operator to assign through the reference in this case, where the implicitly declared assignment operator would be deleted&period;

== Protected Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:bsl/Pair_Second-01/2constructor-07.adoc[`Pair&lowbar;Second`]         [.small]#[constructor]#
| Constructors
| xref:bsl/Pair_Second-01/operator_assign.adoc[`operator&equals;`] 
| Assign through the `second` reference from `rhs&period;second`&period;
|===


== Protected Data Members

[cols="1,4"]
|===
| Name| Description
| xref:bsl/Pair_Second-01/second.adoc[`second`] 
| The `second` element of the pair, held by lvalue reference&period;
|===



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