# Function: base64UrlDecode()

```ts
function base64UrlDecode(str): Uint8Array<ArrayBuffer>;
```

Defined in: [packages/core/src/utils/encoding.ts:27](https://github.com/leifriksheim/minca/blob/main/core/src/utils/encoding.ts#L27)

Decodes a base64url string to a Uint8Array.

## Parameters

| Parameter | Type |
| ------ | ------ |
| `str` | `string` |

## Returns

`Uint8Array`\<`ArrayBuffer`\>