| Overload | Description | 
|---|---|
| AddRange(IEnumerable<KeyValuePair<TKey,TValue>>) | Presorts the provided enumeration in batches and then performs an optimized insert on the resulting set(s). | 
| AddRange(IEnumerable<KeyValuePair<TKey,TValue>>,Boolean) | Presorts the provided enumeration in batches and then performs an optimized insert on the resulting set(s). | 
Target Platforms: Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7