[#CPartialMerkleTree-2constructor-04]
= xref:CPartialMerkleTree.adoc[CPartialMerkleTree]::CPartialMerkleTree
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Constructors

== Synopses

Declared in `<merkleblock.h>`

Construct an empty partial merkle tree.


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xref:CPartialMerkleTree/2constructor-0c.adoc[CPartialMerkleTree]();
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Construct a partial merkle tree from a list of transaction ids, and a mask that selects a subset of them


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xref:CPartialMerkleTree/2constructor-02.adoc[CPartialMerkleTree](
    std::vector<Txid> const& vTxid,
    std::vector<bool> const& vMatch);
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== Parameters

[cols="1,4"]
|===
| Name| Description
| *vTxid*
| The full list of transaction ids for the block.
| *vMatch*
| The per‐transaction mask selecting which txids the proof should include.
|===


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