API Reference > presentation-common > PresentationRules > SortingRuleBase > class class class: undefined | SingleSchemaClassSpecification Specification of ECClass whose ECInstances should be sorted by this rule. Defaults to all classes in current context if not specified. Defined in presentation/common/src/presentation-common/rules/customization/SortingRule.ts Line 30 Last Updated: 11 June, 2024