TryGetKey()

bool System.Collections.Immutable.IImmutableDictionary< TKey, TValue >.TryGetKey	(	TKey	equalKey,
		out TKey	actualKey )

Implemented in System.Collections.Immutable.ImmutableDictionary< TKey, TValue >, and System.Collections.Immutable.ImmutableSortedDictionary< TKey, TValue >.