API Reference > presentation-common > Content > FieldDescriptor > FieldDescriptor.isProperties FieldDescriptor.isProperties Function Is this a properties field descriptor isProperties(d: FieldDescriptor): d is PropertiesFieldDescriptor Parameter Type Description d FieldDescriptor Returns - d is PropertiesFieldDescriptor Defined in presentation/common/src/presentation-common/content/Fields.ts Line 559 Last Updated: 12 June, 2024