method BufferConstructor.isBuffer
Usage in Deno
import { type BufferConstructor } from "node:buffer";
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
obj is Buffer