41 lines
974 B
Markdown
41 lines
974 B
Markdown
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# Functions
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<a id="blake2asu8a"></a>
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## blake2AsU8a
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▸ **blake2AsU8a**(data: *`Uint8Array`*, bitLength?: *`number`*, key?: *`Uint8Array`*): `Uint8Array`
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*Defined in [blake2/asU8a.ts:22](https://github.com/polkadot-js/common/blob/148f956/packages/util-crypto/src/blake2/asU8a.ts#L22)*
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*__name__*: blake2AsU8a
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*__signature__*: blake2AsU8a (data: Uint8Array, bitLength: number = 256): Uint8Array
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*__summary__*: Creates a blake2b u8a from the input.
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*__description__*: From a `Uint8Array` input, create the blake2b and return the result as a u8a with the specified `bitLength`.
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*__example__*:
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```javascript
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import { blake2AsU8a } from '@polkadot/util-crypto';
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blake2AsU8a('abc'); // => [0xba, 0x80, 0xa53, 0xf98, 0x1c, 0x4d, 0x0d]
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```
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**Parameters:**
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| Name | Type | Default value |
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| ------ | ------ | ------ |
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| data | `Uint8Array` | - |
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| `Default value` bitLength | `number` | 256 |
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| `Optional` key | `Uint8Array` | - |
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**Returns:** `Uint8Array`
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___
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