[#absl-operator_eq-0e9]
= xref:absl.adoc[absl]::operator&equals;&equals;
:relfileprefix: ../
:mrdocs:

Returns `true` if `f` is empty&period;

== Synopsis

Declared in `&lt;absl&sol;functional&sol;any&lowbar;invocable&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
operator&equals;&equals;(
    xref:absl/AnyInvocable.adoc[AnyInvocable] const& f,
    std::nullptr&lowbar;t unused) noexcept;
----

== Return Value

`true` if `f` is empty&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *f*
| The `AnyInvocable` to check&period;
| *unused*
| Unused parameter&period;
|===


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