[#CCoinsViewCache-BatchWrite]
= xref:CCoinsViewCache.adoc[CCoinsViewCache]::BatchWrite
:relfileprefix: ../
:mrdocs:

Write flagged coins from a cursor into this cache and update the best block.

== Synopsis

Declared in `<coins.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
virtual
void
BatchWrite(
    xref:CoinsViewCacheCursor.adoc[CoinsViewCacheCursor]& cursor,
    xref:uint256.adoc[uint256] const& block_hash) override;
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *cursor*
| Cursor iterating the flagged coin entries to write.
| *block_hash*
| New best block hash to record.
|===


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