[#BloombergLP-bdld-DatumMapOwningKeysBuilder-2constructor-04]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdld.adoc[bdld]::xref:BloombergLP/bdld/DatumMapOwningKeysBuilder.adoc[DatumMapOwningKeysBuilder]::DatumMapOwningKeysBuilder
:relfileprefix: ../../../
:mrdocs:

Constructors

== Synopses

Declared in `<bdld_datummapowningkeysbuilder.h>`

Create a builder using the specified `allocator`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
xref:BloombergLP/bdld/DatumMapOwningKeysBuilder/2constructor-01.adoc[DatumMapOwningKeysBuilder](xref:BloombergLP/bdld/DatumMapOwningKeysBuilder/allocator_type.adoc[allocator_type] const& allocator);
----

[.small]#xref:BloombergLP/bdld/DatumMapOwningKeysBuilder/2constructor-01.adoc[_» more..._]#

Create a builder with the specified capacities and `allocator`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdld/DatumMapOwningKeysBuilder/2constructor-09.adoc[DatumMapOwningKeysBuilder](
    xref:BloombergLP/bdld/DatumMapOwningKeysBuilder/SizeType.adoc[SizeType] initialCapacity,
    xref:BloombergLP/bdld/DatumMapOwningKeysBuilder/SizeType.adoc[SizeType] initialKeysCapacity,
    xref:BloombergLP/bdld/DatumMapOwningKeysBuilder/allocator_type.adoc[allocator_type] const& allocator);
----

[.small]#xref:BloombergLP/bdld/DatumMapOwningKeysBuilder/2constructor-09.adoc[_» more..._]#

== Parameters

[cols="1,4"]
|===
| Name| Description
| *allocator*
| allocator used to supply memory
| *initialCapacity*
| initial entry capacity of the map
| *initialKeysCapacity*
| initial key‐storage capacity in bytes
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#