Share Email Facebook Twitter LinkedIn ParameterMapIterator.Key Property Retrieves the key that is the current focus of the iterator.Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public virtual string Key { get; }Property ValueString Remarks A new or Reset iterator must have MoveNext called on it before Current will return a valid key as per expected behavior of IEnumerator. See AlsoReferenceParameterMapIterator ClassAutodesk.Revit.DB Namespace