[#wallet-CWallet-CanGrindR]
= xref:wallet.adoc[wallet]::xref:wallet/CWallet.adoc[CWallet]::CanGrindR
:relfileprefix: ../../
:mrdocs:

Whether the (external) signer performs R&hyphen;value signature grinding

== Synopsis

Declared in `&lt;wallet&sol;wallet&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
CanGrindR() const;
----

== Return Value

true if the signer grinds R&hyphen;values in signatures&period;


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