[#memusage-DynamicUsage-051]
= xref:memusage.adoc[memusage]::DynamicUsage
:relfileprefix: ../
:mrdocs:

Dynamic memory used by an unordered&lowbar;set&apos;s nodes and bucket array&period;

== Synopsis

Declared in `&lt;memusage&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;
    typename X,
    typename Y&gt;
static
size&lowbar;t
DynamicUsage(std::unordered&lowbar;set&lt;X, Y&gt; const& s);
----

== Return Value

The bytes allocated for the nodes plus the bucket array&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *s*
| The unordered&lowbar;set to measure&period;
|===


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