method BufferConstructor.isEncoding
Usage in Deno
```typescript import { type BufferConstructor } from "node:node__buffer.d.ts"; ```
BufferConstructor.isEncoding(encoding: string): encoding is BufferEncoding
Returns `true` if `encoding` is the name of a supported character encoding,
or `false` otherwise.
```js
import { Buffer } from 'node:buffer';
console.log(Buffer.isEncoding('utf8'));
// Prints: true
console.log(Buffer.isEncoding('hex'));
// Prints: true
console.log(Buffer.isEncoding('utf/8'));
// Prints: false
console.log(Buffer.isEncoding(''));
// Prints: false
```
encoding is BufferEncoding