# Functions ## validatingBalance ▸ **validatingBalance**(api: *`ApiRx`*): `(Anonymous function)` *Defined in [balances/validatingBalance.ts:16](https://github.com/polkadot-js/api/blob/695e4f2/packages/api-derive/src/balances/validatingBalance.ts#L16)* **Parameters:** | Name | Type | | ------ | ------ | | api | `ApiRx` | **Returns:** `(Anonymous function)` ___