puppeteer/new-docs/puppeteer.tracing.start.md
Martin Splitt a46c78fc91 docs(new): Adds TSDoc to Tracing class (#6088)
* Adds tsdoc to Tracing class

* Updates tsdocs

Co-authored-by: martinsplitt <martin@geekonaut.de>
2020-06-25 13:01:46 +02:00

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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [Tracing](./puppeteer.tracing.md) &gt; [start](./puppeteer.tracing.start.md)
## Tracing.start() method
Starts a trace for the current page.
<b>Signature:</b>
```typescript
start(options?: TracingOptions): Promise<void>;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| options | TracingOptions | Optional <code>TracingOptions</code>. |
<b>Returns:</b>
Promise&lt;void&gt;
## Remarks
Only one trace can be active at a time per browser.