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Hasher

@ckb-ccc/core • Docs

@ckb-ccc/core / ccc / Hasher

Class: Hasher

Constructors​

new Hasher()​

new Hasher(outLength, personal): Hasher

Creates an instance of Hasher.

Parameters​

• outLength: number= 32

The output length of the hash in bytes. Default is 32.

• personal: string= CKB_BLAKE2B_PERSONAL

The personal string for the Blake2b algorithm. Default is CKB_BLAKE2B_PERSONAL.

Returns​

Hasher

Source​

hasher/index.ts:16

Properties​

hasher​

private readonly hasher: Blake2b

Source​

hasher/index.ts:7

Methods​

digest()​

digest(): `0x${string}`

Finalizes the hash and returns the digest as a hexadecimal string.

Returns​

`0x${string}`

The hexadecimal string representation of the hash.

Example​

const hasher = new Hasher();
hasher.update("some data");
const hash = hasher.digest(); // Outputs something like "0x..."

Source​

hasher/index.ts:57

update()​

update(data): Hasher

Updates the hash with the given data.

Parameters​

• data: BytesLike

The data to update the hash with.

Returns​

Hasher

The current Hasher instance for chaining.

Example​

const hasher = new Hasher();
hasher.update("some data").update("more data");
const hash = hasher.digest();

Source​

hasher/index.ts:39