(bool: boolean)
| 21 | endAt(value: number | string | boolean | null, key?: undefined | string): IQuery; |
| 22 | equalTo(value: number | string | boolean | null, key?: undefined | string): IQuery; |
| 23 | keepSynced(bool: boolean); |
| 24 | limitToFirst(limit: number): IQuery; |
| 25 | limitToLast(limit: number): IQuery; |
| 26 | off(eventType?: EventType, callback?: undefined | ((a: IDataSnapshot, b: string | null) => void), context?: Record<string, any>): void; |