[#BloombergLP-bdlde-Sha512-2constructor-07] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlde.adoc[bdlde]::xref:BloombergLP/bdlde/Sha512.adoc[Sha512]::Sha512 :relfileprefix: ../../../ :mrdocs: Construct a SHA‐2 digest having the value corresponding to no data having been provided. == Synopsis Declared in `<bdlde_sha2.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- Sha512(); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#