37 lines
799 B
Markdown
37 lines
799 B
Markdown
|
|
|
|
# Functions
|
|
|
|
<a id="u8atobuffer"></a>
|
|
|
|
## u8aToBuffer
|
|
|
|
▸ **u8aToBuffer**(value?: *`Uint8Array` \| `null`*): `Buffer`
|
|
|
|
*Defined in [u8a/toBuffer.ts:19](https://github.com/polkadot-js/common/blob/6506c10/packages/util/src/u8a/toBuffer.ts#L19)*
|
|
|
|
*__name__*: u8aToBuffer
|
|
|
|
*__summary__*: Creates a Buffer object from a hex string.
|
|
|
|
*__description__*: `null` inputs returns an empty `Buffer` result. `UInt8Array` input values return the actual bytes value converted to a `Buffer`. Anything that is not a `UInt8Array` throws an error.
|
|
|
|
*__example__*:
|
|
|
|
```javascript
|
|
import { u8aToBuffer } from '@polkadot/util';
|
|
|
|
console.log('Buffer', u8aToBuffer('0x123480001f'));
|
|
```
|
|
|
|
**Parameters:**
|
|
|
|
| Name | Type |
|
|
| ------ | ------ |
|
|
| `Optional` value | `Uint8Array` \| `null` |
|
|
|
|
**Returns:** `Buffer`
|
|
|
|
___
|
|
|