# instantOffset

> UTC offset written on an RFC 3339 instant (Z, +hh:mm or -hh:mm), or undefined when the string carries none.

> **instantOffset**(`instant`): `string` \| `undefined`

UTC offset written on an RFC 3339 instant (`Z`, `+hh:mm` or `-hh:mm`), or
`undefined` when the string carries none.

## Parameters

### instant

`string`

## Returns

`string` \| `undefined`