(action: (a: DatabaseSnapshot<T>) => boolean)
| 54 | exists(): true; |
| 55 | val(): T; |
| 56 | forEach(action: (a: DatabaseSnapshot<T>) => boolean): boolean; |
| 57 | } |
| 58 | |
| 59 | export interface DatabaseSnapshotDoesNotExist<T> extends firebase.database.DataSnapshot { |
no outgoing calls