IReadOnlyDictionary<TKey, TValue>::Keys Property
Gets an enumerable collection that contains the keys in the read-only dictionary.
Assembly: mscorlib (in mscorlib.dll)
The order of the keys in the enumerable collection is unspecified, but the implementation must guarantee that the keys are in the same order as the corresponding values in the enumerable collection that is returned by the Values property.
Available since 8
Available since 4.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Available since 8.1