[#CValidationInterface-MempoolTransactionsRemovedForBlock]
= xref:CValidationInterface.adoc[CValidationInterface]::MempoolTransactionsRemovedForBlock
:relfileprefix: ../
:mrdocs:

Notifies listeners of transactions removed from the mempool as as a result of new block being connected. MempoolTransactionsRemovedForBlock will be fired before BlockConnected.

== Synopsis

Declared in `<validationinterface.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
void
MempoolTransactionsRemovedForBlock(
    std::shared_ptr<CBlock const> const& block,
    std::vector<RemovedMempoolTransactionInfo> const& txs_removed_for_block,
    unsigned int block_height);
----

== Description

Not fired while initial block download is active.

Called on a background thread.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *block*
| The block whose connection triggered the removals.
| *txs_removed_for_block*
| The transactions removed because they were included in the block.
| *block_height*
| Height of the connected block.
|===


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