API Reference > presentation-common > PresentationRules > DEPRECATED_RelatedPropertiesSpecification > isPolymorphic isPolymorphic Deprecated Use handleTargetClassPolymorphically. isPolymorphic: undefined | boolean Should DEPRECATED_RelatedPropertiesSpecification.relationships and DEPRECATED_RelatedPropertiesSpecification.relatedClasses be handled polymorphically. Defined in presentation/common/src/rules/content/modifiers/RelatedPropertiesSpecification.ts Line 78 Last Updated: 13 June, 2024