[Home](./index.md) > [rc-js-util](./rc-js-util.md) > [StableIdStore](./rc-js-util.stableidstore.md) > [hasId](./rc-js-util.stableidstore.hasid.md) ## StableIdStore.hasId() method **Signature:** ```typescript hasId(sharedObjectHandle: IManagedObject & IPointer, specialization: IdSpecialization): boolean; ``` ## Parameters

Parameter	Type	Description
sharedObjectHandle	[IManagedObject](./rc-js-util.imanagedobject.md) & [IPointer](./rc-js-util.ipointer.md)
specialization	[IdSpecialization](./rc-js-util.idspecialization.md)

**Returns:** boolean