API Reference > presentation-common > PresentationRules > PropertyGroup > groupingValue groupingValue groupingValue: undefined | PropertyGroupingValue Should the instances be grouped on display label or the grouping property value. Defaults to PropertyGroupingValue.DisplayLabel. Note: Grouping by property value is required if the display label is overridden to display grouped instances count. Warning: Grouping by label and sorting by property value is not possible. Defined in presentation/common/src/presentation-common/rules/customization/GroupingRule.ts Line 176 Last Updated: 11 June, 2024