[#absl-any_span_transform-Identity]
= xref:absl.adoc[absl]::xref:absl/any_span_transform.adoc[any_span_transform]::Identity
:relfileprefix: ../../
:mrdocs:

Returns a functor that returns whatever is passed to it.

== Synopsis

Declared in `<absl/types/any_span.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:absl/any_span_transform/IdentityT.adoc[IdentityT] const&
Identity();
----

== Description

Prefer `AnySpan`'s implicit constructor directly; this may be useful when writing templates on top of `AnySpan`. The reference stays valid for the duration of the program.

== Return Value

A const reference to the shared identity functor.


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