BufferConstructor.isBuffer - buffer

isBuffer

method BufferConstructor.isBuffer

#BufferConstructor.isBuffer(obj: any): obj is Buffer

Returns true if obj is a Buffer, false otherwise.

import { Buffer } from 'node:buffer';

Buffer.isBuffer(Buffer.alloc(10)); // true
Buffer.isBuffer(Buffer.from('foo')); // true
Buffer.isBuffer('a string'); // false
Buffer.isBuffer([]); // false
Buffer.isBuffer(new Uint8Array(1024)); // false

Parameters #

#obj: any

Return Type #

obj is Buffer