[#BaseHash-03]
= BaseHash
:mrdocs:

Wraps a fixed‐size hash value and exposes byte‐range access to it.

== Synopsis

Declared in `<util/hash_type.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename HashType>
class BaseHash;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:BaseHash-03/2constructor-00.adoc[`BaseHash`]         [.small]#[constructor]#
| Constructors
| xref:BaseHash-03/ToString.adoc[`ToString`] 
| Returns the hexadecimal string representation of the hash.
| xref:BaseHash-03/begin-0a.adoc[`begin`] 
| `begin` overloads
| xref:BaseHash-03/data-03.adoc[`data`] 
| `data` overloads
| xref:BaseHash-03/end-08.adoc[`end`] 
| `end` overloads
| xref:BaseHash-03/size.adoc[`size`] 
| Returns the number of bytes in the hash.
| xref:BaseHash-03/2conversion.adoc[`operator std::vector<unsigned char>`] 
| Converts the hash to a byte vector.
| xref:BaseHash-03/operator_eq.adoc[`operator==`] 
| Compares two hashes for equality.
| xref:BaseHash-03/operator_lt.adoc[`operator<`] 
| Orders two hashes.
|===


== Protected Data Members

[cols="1,4"]
|===
| Name| Description
| xref:BaseHash-03/m_hash.adoc[`m_hash`] 
| The wrapped hash value.
|===


== Derived Classes

[cols="1,4"]
|===
| Name| Description
| xref:AssumeutxoHash.adoc[`AssumeutxoHash`] 
| Strongly typed hash of a serialized UTXO snapshot.
| xref:CScriptID.adoc[`CScriptID`] 
| A reference to a CScript: the Hash160 of its serialization
| xref:PKHash.adoc[`PKHash`] 
| A public‐key‐hash destination for a P2PKH address.
| xref:ScriptHash.adoc[`ScriptHash`] 
| A script‐hash destination for a P2SH address.
| xref:WitnessV0KeyHash.adoc[`WitnessV0KeyHash`] 
| A version‐0 witness key‐hash destination for a P2WPKH address.
| xref:WitnessV0ScriptHash.adoc[`WitnessV0ScriptHash`] 
| A version‐0 witness script‐hash destination for a P2WSH address.
|===


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