method TpyKV.prototype.getArrayBufferimport { TpyKV } from "https://deno.land/x/tpy@v1.0.0-RC/src/kv.ts"; getArrayBuffer(key: string): Promise<ArrayBuffer | undefined>Gets a key's value - returning the value or undefined. Parameterskey: stringThe Key to get. ReturnsPromise<ArrayBuffer | undefined>