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[`arrayBufferToBase64`](arrayBufferToBase64)
## arrayBufferToBase64() function
**Signature:**
```typescript
export function arrayBufferToBase64(buffer: ArrayBuffer): string;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| <code>buffer</code> | <code>ArrayBuffer</code> | |
**Returns:**
`string`