| Overload | Description | 
|---|---|
| TryDequeue(KeyValuePair<TKey,TValue>) | Removes the oldest entry in the collection based on the ordering supplied to the constructor. | 
| TryDequeue(Predicate<KeyValuePair<TKey,TValue>>,KeyValuePair<TKey,TValue>) | Removes the oldest entry in the collection based on the ordering supplied to the constructor. | 
Target Platforms: Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7