Stashbox by Peter Csajtai

<PackageReference Include="Stashbox" Version="5.10.2" />

.NET API 219,648 bytes

HashTree<TKey, TValue>

sealed class HashTree<TKey, TValue>

public HashTree()

public void Add(TKey key, TValue value, bool byRef = true)

public TValue GetOrDefaultByValue(TKey key)

public IEnumerable<TValue> Walk()