[#BloombergLP-bdlc-Queue-reserveCapacity]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/Queue.adoc[Queue]::reserveCapacity
:relfileprefix: ../../../
:mrdocs:

Reserve sufficient internal capacity to accommodate up to the specified `numElements` values without subsequent reallocation. Note that if `numElements <= length()`, this operation has no effect.

== Synopsis

Declared in `<bdlc_queue.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
reserveCapacity(int numElements);
----


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