API Reference > presentation-common > Hierarchies > NodeKey NodeKey Namespace Function Name Description NodeKey.isClassGroupingNodeKey Checks if the supplied key is an ECClassGroupingNodeKey NodeKey.isGroupingNodeKey Checks if the supplied key is a grouping node key NodeKey.isInstanceNodeKey Checks if the supplied key is an ECInstanceNodeKey NodeKey.isInstancesNodeKey Checks if the supplied key is an ECInstancesNodeKey NodeKey.isLabelGroupingNodeKey Checks if the supplied key is a LabelGroupingNodeKey NodeKey.isPropertyGroupingNodeKey Checks if the supplied key is an ECPropertyGroupingNodeKey Defined in presentation/common/src/hierarchy/Key.ts Line 28 Last Updated: 13 June, 2024