[#node-STORAGE_HEADER_BYTES]
= xref:node.adoc[node]::STORAGE&lowbar;HEADER&lowbar;BYTES
:relfileprefix: ../
:mrdocs:

Size of header written by WriteBlock before a serialized CBlock (8 bytes)

== Synopsis

Declared in `&lt;node&sol;blockstorage&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
inline constexpr uint32&lowbar;t STORAGE&lowbar;HEADER&lowbar;BYTES = &lcub;std&colon;&colon;tuple&lowbar;size&lowbar;v&lt;MessageStartChars&gt; &plus; sizeof(unsigned int)&rcub;;
----


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