[#absl-optional_ref-01]
= xref:absl.adoc[absl]::xref:absl/optional_ref-0c.adoc[optional&lowbar;ref&lt;T&gt;]
:relfileprefix: ../
:mrdocs:

Deduces `optional&lowbar;ref&lt;T&gt;` from a pointer&period;

== Synopsis

Declared in `&lt;absl&sol;types&sol;optional&lowbar;ref&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;typename T&gt;
xref:absl/optional_ref-0c.adoc[optional&lowbar;ref&lt;T&gt;](T*) -> xref:absl/optional_ref-0c.adoc[optional&lowbar;ref&lt;T&gt;];
----


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