Provides the information about the lifetime of the object.
  HasBeenDeleted | Determine if the object has been deleted or has become invalid due to some other modifications to its internal state. | 
| STK Objects | Send comments on this topic. | 
| IAgLifetimeInformation Interface | |
![]()  | 
  HasBeenDeleted | Determine if the object has been deleted or has become invalid due to some other modifications to its internal state. |