# Function: setExternalStoreHandler() (/pixi-vn/index/namespaces/StorageRegistry/functions/setExternalStoreHandler)



\> **setExternalStoreHandler**(`handler?`): `void`

Defined in: [src/storage/StorageRegistry.ts:27](https://github.com/DRincs-Productions/pixi-vn/blob/5bb5bb1f92e38998ea2f477b600168d8da3ece19/src/storage/StorageRegistry.ts#L27)

## Parameters [#parameters]

### handler? [#handler]

[`StorageExternalStoreHandler`](/pixi-vn/index/interfaces/StorageExternalStoreHandler)

## Returns [#returns]

`void`