array buffer

@nick/is/array-buffer

isArrayBuffer

Signature

function isArrayBuffer(it: unknown): it is ArrayBuffer;

Returns true if it is an ArrayBuffer. This does not include instances of the SharedArrayBuffer, which has its own type guard. To check for either type, use isArrayBufferLike.

Parameters

Name	Info
it	The value to check.

Returns

true if the value is an ArrayBuffer, false otherwise.

Category

Binary Data Structures

Examples

import { isArrayBuffer } from "jsr:@nick/is/array-buffer";

const buffer = new ArrayBuffer(8);
const shared = new SharedArrayBuffer(8);
const array = new Uint8Array(buffer);

isArrayBuffer(buffer); // true
isArrayBuffer(shared); // false
isArrayBuffer(array); // false
isArrayBuffer(array.buffer); // true