[#bsl-add_lvalue_reference-0e2]
= xref:bsl.adoc[bsl]::add_lvalue_reference
:relfileprefix: ../
:mrdocs:

This `struct` template implements a meta‐function to transform the (template parameter) `t_TYPE` to its lvalue reference type.

== Synopsis

Declared in `<bslmf_addlvaluereference.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class t_TYPE>
struct add_lvalue_reference;
----

== Type Aliases

[cols="1,4"]
|===
| Name| Description
| xref:bsl/add_lvalue_reference-0e2/type.adoc[`type`] 
| This `typedef` defines the return type of this meta function.
|===


== Specializations

[cols="1,4"]
|===
| Name| Description
| xref:bsl/add_lvalue_reference-040.adoc[`add_lvalue_reference<Json>`] 
| This `struct` template implements a meta‐function to transform the (template parameter) `t_TYPE` to its lvalue reference type.
| xref:bsl/add_lvalue_reference-0e4.adoc[`add_lvalue_reference<void>`] 
| This partial specialization of `add_lvalue_reference` defines the return type when it is instantiated with `void` type.
| xref:bsl/add_lvalue_reference-01.adoc[`add_lvalue_reference<pair<shared_ptr<Statistics>, shared_ptr<Collector<OsLinux>>>>`] 
| This `struct` template implements a meta‐function to transform the (template parameter) `t_TYPE` to its lvalue reference type.
| xref:bsl/add_lvalue_reference-03.adoc[`add_lvalue_reference<void volatile>`] 
| This partial specialization of `add_lvalue_reference` defines the return type when it is instantiated with `void volatile` type.
| xref:bsl/add_lvalue_reference-02.adoc[`add_lvalue_reference<Json const>`] 
| This `struct` template implements a meta‐function to transform the (template parameter) `t_TYPE` to its lvalue reference type.
| xref:bsl/add_lvalue_reference-0b.adoc[`add_lvalue_reference<void const>`] 
| This partial specialization of `add_lvalue_reference` defines the return type when it is instantiated with `void const` type.
| xref:bsl/add_lvalue_reference-048.adoc[`add_lvalue_reference<pair<shared_ptr<Statistics>, shared_ptr<Collector<OsLinux>>> const>`] 
| This `struct` template implements a meta‐function to transform the (template parameter) `t_TYPE` to its lvalue reference type.
| xref:bsl/add_lvalue_reference-043.adoc[`add_lvalue_reference<void const volatile>`] 
| This partial specialization of `add_lvalue_reference` defines the return type when it is instantiated with `void const volatile` type.
| xref:bsl/add_lvalue_reference-0c.adoc[`add_lvalue_reference<Node*>`] 
| This `struct` template implements a meta‐function to transform the (template parameter) `t_TYPE` to its lvalue reference type.
| xref:bsl/add_lvalue_reference-0d.adoc[`add_lvalue_reference<Node const*>`] 
| This `struct` template implements a meta‐function to transform the (template parameter) `t_TYPE` to its lvalue reference type.
|===


== Derived Classes

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bslmf/MovableRefUtil_AddLvalueReference.adoc[`MovableRefUtil_AddLvalueReference`] 
| forward declaration
|===


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