KeysAndValuesFrozenDictionary<TKey, TValue> abstract class KeysAndValuesFrozenDictionary<TKey, TValue> : FrozenDictionary<TKey, TValue>, IDictionary<TKey, TValue>, ICollection<KeyValuePair<TKey, TValue>>, IEnumerable<KeyValuePair<TKey, TValue>>, IEnumerable Documentation Code protected KeysAndValuesFrozenDictionary(Dictionary<TKey, TValue> source, bool optimizeForReading = true)
