Function onChildMoved

onChildMoved(
    queryRef: Query,
    callback: (
        snapshot: DataSnapshot,
        previousChildName: string | null,
    ) => unknown,
    cancelCallback?: (error: Error) => unknown,
): Unsubscribe

onChildMoved(
    queryRef: Query,
    callback: (
        snapshot: DataSnapshot,
        previousChildName: string | null,
    ) => unknown,
    options: ListenOptions,
): Unsubscribe

onChildMoved(
    queryRef: Query,
    callback: (
        snapshot: DataSnapshot,
        previousChildName: string | null,
    ) => unknown,
    cancelCallback: (error: Error) => unknown,
    options: ListenOptions,
): Unsubscribe