[#CBlockHeader-SetNull]
= xref:CBlockHeader.adoc[CBlockHeader]::SetNull
:relfileprefix: ../
:mrdocs:

Resets all header fields to their null state.

== Synopsis

Declared in `<primitives/block.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
SetNull();
----


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