`useHasValuesListener`

The useHasValuesListener hook registers a listener that is called whenever any Values are added to or removed from the Store.

useHasValuesListener(
  listener: HasValuesListener,
  mutator?: boolean,
  storeOrStoreId?: MaybeGetter<undefined | StoreOrStoreId>,
): void

	Type	Description
`listener`	`HasValuesListener`	The function to call when value presence changes.
`mutator?`	`boolean`	An optional boolean indicating the listener mutates `Store` data.
`storeOrStoreId?`	`MaybeGetter<undefined \| StoreOrStoreId>`	The `Store` to use, or its `Id`.
returns	`void`	This has no return value.

Since

v8.1.0