[#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 `&lt;bdld&lowbar;datummapowningkeysbuilder&period;h&gt;`

Create a `DatumMapOwningKeysBuilder` object that will administer the process of building a `Datum` map (owning keys) using the specified `allocator` (e&period;g&period;, the address of a `bslma&colon;&colon;Allocator` object) to supply memory&period; Note that no memory is allocated until `append` or `pushBack` methods are called on this object&period;


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

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

Create a `DatumMapBuilder` object managing the ownership of `Datum` map (owning keys) having the specified `initialCapacity` and `initialKeysCapacity` (in bytes) using the specified `allocator` (e&period;g&period;, the address of a `bslma&colon;&colon;Allocator` object) to supply memory&period;


[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&lowbar;type] const& allocator);
----

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


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