class HMACimport { HMAC } from "https://deno.land/x/hmac@v2.0.1/mod.ts"; A class representation of the HMAC algorithm. ConstructorsnewHMAC(hasher: Hash, key?: string | Uint8Array)Creates a new HMAC instance. Propertiesprivatehasher: HashprivateiKeyPad: Uint8ArrayprivateoKeyPad: Uint8ArrayreadonlyB: numberreadonlyhashSize: numberreadonlyiPad: numberreadonlyoPad: numberMethodsdigest(outputEncoding?: string): string | Uint8ArrayFinalize the HMAC with additional message data. init(key: string | Uint8Array, inputEncoding?: string): HMACInitializes an HMAC instance. update(msg?: string | Uint8Array, inputEncoding?: string): HMACUpdate the HMAC with additional message data.