[#CTxMemPool-ChangeSet-2constructor-01b]
= xref:CTxMemPool.adoc[CTxMemPool]::xref:CTxMemPool/ChangeSet.adoc[ChangeSet]::ChangeSet
:relfileprefix: ../../
:mrdocs:

Construct a changeset for the given pool and begin staging changes in its graph&period;

== Synopsis

Declared in `&lt;txmempool&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
ChangeSet(xref:CTxMemPool.adoc[CTxMemPool]* pool);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pool*
| The mempool this changeset operates on&period;
|===


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