[#SerialTaskRunner-size]
= xref:SerialTaskRunner.adoc[SerialTaskRunner]::size
:relfileprefix: ../
:mrdocs:

Returns the number of callbacks still pending in the runner&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;requires&lowbar;capability(0x7f2e20c05f08)&rsqb;&rsqb;
virtual
size&lowbar;t
size() override;
----

== Return Value

The count of queued, not&hyphen;yet&hyphen;executed callbacks&period;


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