veritatisdoloremque/docs-exp/auth-types.reactnativeasyncstorage.getitem.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/auth-types](./auth-types.md) &gt; [ReactNativeAsyncStorage](./auth-types.reactnativeasyncstorage.md) &gt; [getItem](./auth-types.reactnativeasyncstorage.getitem.md)

## ReactNativeAsyncStorage.getItem() method

Retrieve an item from storage.

<b>Signature:</b>

```typescript
getItem(key: string): Promise<string | null>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  key | string | storage key. |

<b>Returns:</b>

Promise&lt;string \| null&gt;