/// <summary> /// Returns the index of the specified key, by sort order, or None if the key was not found. /// </summary> /// <param name="key"></param> /// <returns></returns> public Optional <int> IndexOf(TKey key) { return(Root.IndexOf(key)); }
/// <summary> /// Returns the index of the specified key, by sort order, or None if the key was not found. /// </summary> /// <param name="key"></param> /// <returns></returns> public Optional <int> IndexOf(TKey key) { return(Root.IndexOf(key)); }