SortedDictionary<TKey, TValue>::KeyCollection Constructor (SortedDictionary<TKey, TValue>^)
Initializes a new instance of the SortedDictionary<TKey, TValue>::KeyCollection class that reflects the keys in the specified SortedDictionary<TKey, TValue>.
Assembly: System (in System.dll)
Parameters
- dictionary
-
Type:
System.Collections.Generic::SortedDictionary<TKey, TValue>^
The SortedDictionary<TKey, TValue> whose keys are reflected in the new SortedDictionary<TKey, TValue>::KeyCollection.
| Exception | Condition |
|---|---|
| ArgumentNullException | dictionary is null. |
The SortedDictionary<TKey, TValue>::KeyCollection is not a static copy; instead, the SortedDictionary<TKey, TValue>::KeyCollection refers back to the keys in the original SortedDictionary<TKey, TValue>. Therefore, changes to the SortedDictionary<TKey, TValue> continue to be reflected in the SortedDictionary<TKey, TValue>::KeyCollection.
This constructor is an O(1) operation.
Available since 8
.NET Framework
Available since 2.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1