[#WitnessV0KeyHash-2constructor-07]
= xref:WitnessV0KeyHash.adoc[WitnessV0KeyHash]::WitnessV0KeyHash
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Constructors

== Synopses

Declared in `<addresstype.h>`

Construct a null witness key hash.


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xref:WitnessV0KeyHash/2constructor-03.adoc[WitnessV0KeyHash]();
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Construct a witness key hash from a public key.


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explicit
xref:WitnessV0KeyHash/2constructor-0c.adoc[WitnessV0KeyHash](xref:CPubKey.adoc[CPubKey] const& pubkey);
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Construct a witness key hash from a public‐key hash.


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explicit
xref:WitnessV0KeyHash/2constructor-0d.adoc[WitnessV0KeyHash](xref:PKHash.adoc[PKHash] const& pubkey_hash);
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[.small]#xref:WitnessV0KeyHash/2constructor-0d.adoc[_» more..._]#

Construct a witness key hash from a raw 160‐bit hash.


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explicit
xref:WitnessV0KeyHash/2constructor-02.adoc[WitnessV0KeyHash](xref:uint160.adoc[uint160] const& hash);
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[.small]#xref:WitnessV0KeyHash/2constructor-02.adoc[_» more..._]#

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pubkey*
| The public key to hash.
| *pubkey_hash*
| The public‐key hash.
| *hash*
| The raw hash value.
|===


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