[#BloombergLP-bdlmt-Signaler_Invocable-00-operator_call]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlmt.adoc[bdlmt]::xref:BloombergLP/bdlmt/Signaler_Invocable-00.adoc[Signaler&lowbar;Invocable&lt;t&lowbar;SIGNALER, void()&gt;]::operator()
:relfileprefix: ../../../
:mrdocs:

Emit this signal to all connected slots&period;

== Synopsis

Declared in `&lt;bdlmt&lowbar;signaler&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
operator()() const;
----

== Description

Call the functions held in all slot holders, in the order of group numbers and with the ordering within one group being the order in which connections were made, passing the number and type of arguments passed to this function&period;


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