crc32 - node__zlib.d.ts - Node

function crc32

Usage in Deno

```typescript import { crc32 } from "node:node__zlib.d.ts"; ```



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

Computes a 32-bit [Cyclic Redundancy Check](https://en.wikipedia.org/wiki/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.