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* fix: added parts of website * fix: removed unnecessary lines * fix: updated contributing.md * fix: added parts of sidebar * fix: added all APIs * fix: added version 10.0.0 Co-authored-by: Jack Franklin <jacktfranklin@chromium.org>
48 lines
1.3 KiB
Markdown
48 lines
1.3 KiB
Markdown
<!-- Do not edit this file. It is automatically generated by API Documenter. -->
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[Home](./index.md) > [puppeteer](./puppeteer.md) > [Page](./puppeteer.page.md) > [metrics](./puppeteer.page.metrics.md)
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## Page.metrics() method
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<b>Signature:</b>
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```typescript
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metrics(): Promise<Metrics>;
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```
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<b>Returns:</b>
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Promise<[Metrics](./puppeteer.metrics.md)>
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Object containing metrics as key/value pairs.
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- `Timestamp` : The timestamp when the metrics sample was taken.
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- `Documents` : Number of documents in the page.
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- `Frames` : Number of frames in the page.
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- `JSEventListeners` : Number of events in the page.
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- `Nodes` : Number of DOM nodes in the page.
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- `LayoutCount` : Total number of full or partial page layout.
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- `RecalcStyleCount` : Total number of page style recalculations.
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- `LayoutDuration` : Combined durations of all page layouts.
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- `RecalcStyleDuration` : Combined duration of all page style recalculations.
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- `ScriptDuration` : Combined duration of JavaScript execution.
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- `TaskDuration` : Combined duration of all tasks performed by the browser.
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- `JSHeapUsedSize` : Used JavaScript heap size.
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- `JSHeapTotalSize` : Total JavaScript heap size.
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## Remarks
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NOTE: All timestamps are in monotonic time: monotonically increasing time in seconds since an arbitrary point in the past.
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