[#BloombergLP-bdlcc-TimeQueue-091-Key]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlcc.adoc[bdlcc]::xref:BloombergLP/bdlcc/TimeQueue-091.adoc[TimeQueue<function<void()>>]::Key
:relfileprefix: ../../../
:mrdocs:

This type is a wrapper around a void pointer that will be supplied and used by clients to uniquely identify an item in the queue.

== Synopsis

Declared in `<bdlcc_timequeue.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class Key;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlcc/TimeQueue-091/Key/2constructor-0a.adoc[`Key`]         [.small]#[constructor]#
| Constructors
| xref:BloombergLP/bdlcc/TimeQueue-091/Key/2destructor.adoc[`~Key`] [.small]#[destructor]#
| Destroy this `Key` object.
| xref:BloombergLP/bdlcc/TimeQueue-091/Key/operator_eq.adoc[`operator==`] 
| Return `true` if this object has the same value as the specified `rhs` object, and `false` otherwise.
| xref:BloombergLP/bdlcc/TimeQueue-091/Key/operator_not_eq.adoc[`operator!=`] 
| Return `true` if this object does not have the same value as the specified `rhs` object, and `false` otherwise.
|===



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