[#bsl-pair-0b-2constructor-009]
= xref:bsl.adoc[bsl]::xref:bsl/pair-0b.adoc[pair]::pair
:relfileprefix: ../../
:mrdocs:

Create a `pair` from the specified `a` and `b` lvalue references.

== Synopsis

Declared in `<bslstl_pair.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
pair(
    bsl::add_lvalue_reference<T1 const>::type a,
    bsl::add_lvalue_reference<T2 const>::type b,
    xref:BloombergLP/bslma/Allocator.adoc[BloombergLP::bslma::Allocator]* basicAllocator);
----


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