aggregate_properties dynamic aggregation of class properties to an object voidaggregate_properties objectobject stringclass_name Aggregates all properties defined in a class to an existing object, except for properties whose names start with an underscore character (_) which are considered private to the aggregated class. See also aggregate, aggregate_methods, aggregate_methods_by_list, aggregate_methods_by_regexp, aggregate_properties_by_list, aggregate_properties_by_regexp, aggregate_info, deaggregate