[#bsl-Deque_Base-capacity]
= xref:bsl.adoc[bsl]::xref:bsl/Deque_Base.adoc[Deque_Base]::capacity
:relfileprefix: ../../
:mrdocs:

Return the sum of the current size of this deque plus the minimum number of `push_front` or `push_back` operations needed to invalidate iterators in this deque. Note that this method is not part of the C++ standard.

== Synopsis

Declared in `<bslstl_deque.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/Deque_Base/size_type.adoc[Deque_Base<VALUE_TYPE>::size_type]
capacity() const noexcept;
----


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