API Reference > presentation-frontend > Core > PersistenceHelper PersistenceHelper Class Beta Static class which can be used to convert between KeySet and PersistentKeysContainer. Methods Name Description createKeySet(imodel: IModelConnection, container: PersistentKeysContainer): Promise<KeySet> Static Create a KeySet createPersistentKeysContainer(imodel: IModelConnection, keyset: KeySet): Promise<PersistentKeysContainer> Static Create a PersistentKeysContainer Defined in presentation/frontend/src/PersistenceHelper.ts Line 20 Last Updated: 13 June, 2024