[#btcsignals-signal-connect]
= xref:btcsignals.adoc[btcsignals]::xref:btcsignals/signal.adoc[signal]::connect
:relfileprefix: ../../
:mrdocs:

Connect a new callback to the signal. A forwarding callable accepts anything that can be stored in a std::function.

== Synopsis

Declared in `<util/btcsignals.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename Callable>
[[requires_capability(0x7f9521bf8168), requires_capability(0x7f9500a48038), requires_capability(0x7f951f8ebdb8), requires_capability(0x7f950d443aa8), requires_capability(0x7f95133b62e8), requires_capability(0x7f95231b7278), requires_capability(0x7f9516ce7ac8), requires_capability(0x7f9503ad1f18)]]
xref:btcsignals/connection.adoc[connection]
connect(Callable&& func);
----

== Return Value

A connection that can be held and disabled later.

== Template Parameters

[cols="1,4"]
|===
| Name| Description
| *Callable*
| The type of the callback, storable in a std::function.
|===

== Parameters

[cols="1,4"]
|===
| Name| Description
| *func*
| The callback to connect.
|===


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