[#BloombergLP-bdlc-FlatHashMap-rehash]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/FlatHashMap.adoc[FlatHashMap]::rehash
:relfileprefix: ../../../
:mrdocs:

Change the capacity of this map to at least the specified `minimumCapacity`, and redistribute all the contained elements into a new sequence of entries according to their hash values. If `0 == minimumCapacity` and `0 == size()`, the map is returned to the default constructed state. After this call, `load_factor()` will be less than or equal to `max_load_factor()` and all iterators, pointers, and references to elements of this map are invalidated.

== Synopsis

Declared in `<bdlc_flathashmap.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
rehash(std::size_t minimumCapacity);
----


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