[#RBFTransactionState]
= RBFTransactionState
:mrdocs:

The rbf state of unconfirmed transactions

== Synopsis

Declared in `<policy/rbf.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum class RBFTransactionState : int;
----

== Members

[cols="1,4"]
|===
| Name| Description
| `UNKNOWN` 
| Unconfirmed tx that does not signal rbf and is not in the mempool
| `REPLACEABLE_BIP125` 
| Either this tx or a mempool ancestor signals rbf
| `FINAL` 
| Neither this tx nor a mempool ancestor signals rbf
|===


== Non-Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:IsRBFOptIn.adoc[`IsRBFOptIn`]
| Determine whether an unconfirmed transaction is signaling opt‐in to RBF according to BIP 125 This involves checking sequence numbers of the transaction, as well as the sequence numbers of all in‐mempool ancestors.
| xref:IsRBFOptInEmptyMempool.adoc[`IsRBFOptInEmptyMempool`]
| Determine the RBF signaling state of a transaction assuming an empty mempool.
|===


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