[#absl-AbslHashValue-037]
= xref:absl.adoc[absl]::AbslHashValue
:relfileprefix: ../
:mrdocs:

Hashes the span's elements for use with `absl::Hash`.

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename H>
H
AbslHashValue(
    H h,
    xref:absl/Span.adoc[Span] v);
----

[NOTE]
====
This function is a https://en.cppreference.com/w/cpp/language/friend[hidden friend] of xref:absl/Span.adoc[Span], declared only inside that class: it can be found only through argument-dependent lookup.
====

== Return Value

The updated hash state.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *h*
| The hash state to combine into.
| *v*
| The span whose elements are hashed.
|===


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