API Reference > ui-components > Table > FilterDescriptorCollectionBase FilterDescriptorCollectionBase<TDescriptor extends FilterDescriptor> Class Collection of filter descriptors. Extended by FilterDescriptorCollection OperatorValueFilterDescriptorCollection Methods Name Description constructor<TDescriptor extends FilterDescriptor>(): FilterDescriptorCollectionBase<TDescriptor> add(item: TDescriptor): void Adds an FilterDescriptor to the collection. clear(): void Clears the collection. remove(item: TDescriptor): boolean Removes a particular FilterDescriptor from the collection. Properties Name Type Description count Accessor ReadOnly number Gets the count of items in the collection. descriptors Accessor ReadOnly TDescriptor[] isActive Accessor ReadOnly boolean Determines if the collection is active. Defined in ui/components/src/ui-components/table/columnfiltering/ColumnFiltering.ts Line 260 Last Updated: 29 November, 2022