[#bsl-Vector_Util-computeNewCapacity]
= xref:bsl.adoc[bsl]::xref:bsl/Vector_Util.adoc[Vector_Util]::computeNewCapacity
:relfileprefix: ../../
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Return a capacity that is at least the specified `newLength` and at least twice the specified `capacity` if this is less than the specified `maxSize`, but never more than `maxSize`. The behavior is undefined unless `capacity < newLength` and `newLength <= maxSize`.

== Synopsis

Declared in `<bslstl_vector.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
std::size_t
computeNewCapacity(
    std::size_t newLength,
    std::size_t capacity,
    std::size_t maxSize);
----


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