[#BloombergLP-bdlc-CompactedArray-2constructor-028] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::xref:BloombergLP/bdlc/CompactedArray.adoc[CompactedArray]::CompactedArray :relfileprefix: ../../../ :mrdocs: Create an empty `CompactedArray`. Optionally specify a `basicAllocator` used to supply memory. If `basicAllocator` is 0, the currently installed default allocator is used. == Synopsis Declared in `<bdlc_compactedarray.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- explicit CompactedArray(xref:BloombergLP/bslma/Allocator.adoc[bslma::Allocator]* basicAllocator = 0); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#