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

Construct an object of a type from the elements of a tuple.

== Synopsis

Declared in `<absl/utility/utility.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class T,
    class Tuple>
[[deprecated, nodiscard]]
constexpr
decltype(std::make_from_tuple<T>(std::declval<Tuple>()))
make_from_tuple(Tuple&& arg) noexcept(/* see-below */);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Exception specification

This function is potentially-throwing unless `noexcept(std::make_from_tuple<T>(std::declval<Tuple>()))`.

== Return Value

The constructed object.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *arg*
| The tuple whose elements are used as constructor arguments.
|===


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