> ## Documentation Index
> Fetch the complete documentation index at: https://baileys.wiki/llms.txt
> Use this file to discover all available pages before exploring further.

# jidDecode

> Function jidDecode in the Baileys API.

> **jidDecode**(`jid`): `undefined` | [`FullJid`](/api-reference/type-aliases/FullJid)

Defined in: [src/WABinary/jid-utils.ts:55](https://github.com/WhiskeySockets/Baileys/blob/master/src/WABinary/jid-utils.ts#L55)

## Parameters

### jid

`undefined` | `string`

## Returns

`undefined` | [`FullJid`](/api-reference/type-aliases/FullJid)