api-docs/docs/browser-tracker/markdown/browser-tracker.newsession.md
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[Home](./index.md) > [@snowplow/browser-tracker](./browser-tracker.md) > [newSession](./browser-tracker.newsession.md)
## newSession() function
Expires current session and starts a new session.
<b>Signature:</b>
```typescript
declare function newSession(trackers?: Array<string>): void;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| trackers | Array<string> | The tracker identifiers which will have their session refreshed |
<b>Returns:</b>
void