[#CBlockIndex-GetUndoPos]
= xref:CBlockIndex.adoc[CBlockIndex]::GetUndoPos
:relfileprefix: ../
:mrdocs:

Returns the on‐disk position of this block's undo data.

== Synopsis

Declared in `<chain.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7fb95cc62f38), requires_capability(0x7fb97da0ea58), requires_capability(0x7fb969040f48), requires_capability(0x7fb96e677798), requires_capability(0x7fb96bda91f8), requires_capability(0x7fb96a98f2d8), requires_capability(0x7fb97e605eb8), requires_capability(0x7fb96f3e54d8), requires_capability(0x7fb958b0ae78), requires_capability(0x7fb98541f958), requires_capability(0x7fb964557828)]]
xref:FlatFilePos.adoc[FlatFilePos]
GetUndoPos() const;
----

== Return Value

The file position, or a default position if the undo data is not available.


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