# AuthorizationTempo.toTupleList

Converts an [`AuthorizationTempo.List`](/tempo/reference/AuthorizationTempo/types#list) to an [`AuthorizationTempo.TupleList`](/tempo/reference/AuthorizationTempo/types#tuplelist).

## Imports

:::code-group
```ts [Named]
import { AuthorizationTempo } from 'ox/tempo'
```

```ts [Entrypoint]
import * as AuthorizationTempo from 'ox/tempo/AuthorizationTempo'
```
:::

## Examples

```ts twoslash
import { AuthorizationTempo } from 'ox/tempo'

const authorization_1 = AuthorizationTempo.from({
  address: '0x1234567890abcdef1234567890abcdef12345678',
  chainId: 1,
  nonce: 69n
})
const authorization_2 = AuthorizationTempo.from({
  address: '0x1234567890abcdef1234567890abcdef12345678',
  chainId: 3,
  nonce: 20n
})

const tuple = AuthorizationTempo.toTupleList([
  authorization_1,
  authorization_2
]) // [!code focus]
// @log: [
// @log:   [
// @log:     address: '0x1234567890abcdef1234567890abcdef12345678',
// @log:     chainId: 1,
// @log:     nonce: 69n,
// @log:   ],
// @log:   [
// @log:     address: '0x1234567890abcdef1234567890abcdef12345678',
// @log:     chainId: 3,
// @log:     nonce: 20n,
// @log:   ],
// @log: ]
```

## Definition

```ts
function toTupleList<list>(
  list?: list,
): toTupleList.ReturnType<list>
```

**Source:** [src/tempo/AuthorizationTempo.ts](https://github.com/wevm/ox/blob/main/src/tempo/AuthorizationTempo.ts#L954)

## Parameters

### list

* **Type:** `list`
* **Optional**

An [`AuthorizationTempo.List`](/tempo/reference/AuthorizationTempo/types#list).

## Return Type

An [EIP-7702](https://eips.ethereum.org/EIPS/eip-7702) AA Authorization tuple list.

`toTupleList.ReturnType<list>`