[#beman-optional-hash-051]
= xref:beman.adoc[beman]::xref:beman/optional.adoc[optional]::xref:beman/optional/hash-056.adoc[hash]&lt;xref:beman/optional/optional-03.adoc[optional&lt;T&gt;]&gt;
:relfileprefix: ../../
:mrdocs:

== Synopsis

Declared in `&lt;beman&sol;optional&sol;optional&period;hpp&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;class T&gt;
struct xref:beman/optional/hash-056.adoc[hash]&lt;xref:beman/optional/optional-03.adoc[optional&lt;T&gt;]&gt;;
----


[.small]#Created with https://www.mrdocs.com[MrDocs]#
