[Home](./index.md) > [rc-js-util](./rc-js-util.md) > [DirtyCheckedUniqueCollection](./rc-js-util.dirtycheckeduniquecollection.md) > [getSet](./rc-js-util.dirtycheckeduniquecollection.getset.md) ## DirtyCheckedUniqueCollection.getSet() method **Signature:** ```typescript getSet(): ReadonlySet; ``` **Returns:** ReadonlySet<TItem>