[Home](./index.md) > [@snowplow/browser-tracker](./browser-tracker.md) > [SharedState](./browser-tracker.sharedstate.md) ## SharedState class A set of variables which are shared among all initialised trackers Signature: ```typescript declare class SharedState ``` ## Properties | Property | Modifiers | Type | Description | | --- | --- | --- | --- | | [bufferFlushers](./browser-tracker.sharedstate.bufferflushers.md) | | Array<(sync: boolean) => void> | | | [hasLoaded](./browser-tracker.sharedstate.hasloaded.md) | | boolean | | | [pageViewId?](./browser-tracker.sharedstate.pageviewid.md) | | string | (Optional) | | [pageViewUrl?](./browser-tracker.sharedstate.pageviewurl.md) | | string | (Optional) | | [registeredOnLoadHandlers](./browser-tracker.sharedstate.registeredonloadhandlers.md) | | Array<() => void> | |