crc32 - zlib - Node

crc32 - zlib - Node documentation

function crc32

Usage in Deno

import { crc32 } from "node:zlib";



crc32(data: string
 | Buffer
 | ArrayBufferView,
value?: number,
): number

Computes a 32-bit Cyclic Redundancy Check checksum of data. If value is specified, it is used as the starting value of the checksum, otherwise, 0 is used as the starting value.

Parameters



data: string
 | Buffer
 | ArrayBufferView

When data is a string, it will be encoded as UTF-8 before being used for computation.

optional



value: number

An optional starting value. It must be a 32-bit unsigned integer. @default 0

Return Type

number

A 32-bit unsigned integer containing the checksum.