ReactNativeAsyncStorage interface

Interface for a supplied AsyncStorage.

Signature:

export interface ReactNativeAsyncStorage

Methods

Method Description
getItem(key) Retrieve an item from storage.
removeItem(key) Remove an item from storage.
setItem(key, value) Persist an item in storage.

ReactNativeAsyncStorage.getItem()

Retrieve an item from storage.

Signature:

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

Parameters

Parameter Type Description
key string storage key.

Returns:

Promise<string | null>

ReactNativeAsyncStorage.removeItem()

Remove an item from storage.

Signature:

removeItem(key: string): Promise<void>;

Parameters

Parameter Type Description
key string storage key.

Returns:

Promise<void>

ReactNativeAsyncStorage.setItem()

Persist an item in storage.

Signature:

setItem(key: string, value: string): Promise<void>;

Parameters

Parameter Type Description
key string storage key.
value string storage value.

Returns:

Promise<void>