isDataView - util/types - Node

isDataView - util/types - Node documentation

function isDataView

Usage in Deno

import { isDataView } from "node:util/types";



isDataView(object: unknown): object is DataView

Returns true if the value is a built-in DataView instance.

const ab = new ArrayBuffer(20);
util.types.isDataView(new DataView(ab));  // Returns true
util.types.isDataView(new Float64Array());  // Returns false

Parameters



object: unknown

Return Type

object is DataView