DevExpress v24.2 Update — Your Feedback Matters Our What's New in v24.2 webpage includes product-specific surveys. Your response to our survey questions will help us measure product satisfaction for features released in this major update and help us refine our plans for our next major release. Take the survey Not interested TdxServerModeDataController.IsKeyField(TField) MethodIn This ArticleDeclarationParametersReturns #Declaration Delphifunction IsKeyField(AField: TField): Boolean; #Parameters Name Type AField TField #Returns Type Boolean See Also TdxServerModeDataController Class TdxServerModeDataController Members dxServerModeData Unit