Gets a value that indicates whether the asynchronous operation has completed.
- Returns
- true if the operation is complete; otherwise, false.
- Notes to Implementers
- Implementers will typically return the value of a private field or internal test as the value of this property.
- Notes to Callers
- Clients that poll for operation status (as opposed to waiting on a synchronization object) use this property to determine the status of the operation.