<PackageReference Include="NETStandard.Library" Version="2.0.2" />

System.Collections.Specialized.ListDictionary

namespace System.Collections.Specialized { public class ListDictionary : ICollection, IEnumerable, IDictionary { public int Count { get; } public bool IsFixedSize { get; } public bool IsReadOnly { get; } public bool IsSynchronized { get; } public object this[object key] { get; set; } public ICollection Keys { get; } public object SyncRoot { get; } public ICollection Values { get; } public ListDictionary(); public ListDictionary(IComparer comparer); public void Add(object key, object value); public void Clear(); public bool Contains(object key); public void CopyTo(Array array, int index); public IDictionaryEnumerator GetEnumerator(); public void Remove(object key); } }