API Reference > ui-components > Tree > isTreeModelNodePlaceholder isTreeModelNodePlaceholder Function Checks if object is TreeModelNodePlaceholder isTreeModelNodePlaceholder(obj: undefined | TreeModelNodeType): obj is TreeModelNodePlaceholder Parameter Type Description obj undefined | TreeModelNodeType Returns - obj is TreeModelNodePlaceholder Defined in ui/components/src/ui-components/tree/controlled/TreeModel.ts Line 146 Last Updated: 11 June, 2024