function isBuffer
Usage in Deno
```typescript import { isBuffer } from "node:node__util.d.ts"; ```
isBuffer(object: unknown): object is Buffer
Deprecated
Since v4.0.0 - Use `isBuffer` instead.
Returns `true` if the given `object` is a `Buffer`. Otherwise, returns `false`.
```js
import util from 'node:util';
util.isBuffer({ length: 0 });
// Returns: false
util.isBuffer([]);
// Returns: false
util.isBuffer(Buffer.from('hello world'));
// Returns: true
```
object is Buffer