37 lines
788 B
Markdown
37 lines
788 B
Markdown
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# Functions
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<a id="buffertou8a"></a>
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## bufferToU8a
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▸ **bufferToU8a**(buffer?: *`Buffer` | `number`[] | `null`*): `Uint8Array`
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*Defined in [buffer/toU8a.ts:19](https://github.com/polkadot-js/common/blob/49b0c84/packages/util/src/buffer/toU8a.ts#L19)*
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*__name__*: bufferToU8a
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*__summary__*: Creates a Uint8Array value from a Buffer object.
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*__description__*: `null` inputs returns an empty result, `Buffer` values return the actual value as a `Uint8Array`. Anything that is not a `Buffer` object throws an error.
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*__example__*:
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```javascript
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import { bufferToU8a } from '@polkadot/util';
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bufferToU8a(Buffer.from([1, 2, 3]));
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```
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**Parameters:**
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| Name | Type |
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| ------ | ------ |
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| `Optional` buffer | `Buffer` | `number`[] | `null` |
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**Returns:** `Uint8Array`
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___
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