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[docs] update analytics doc to use useReportWebVitals (again) #62654

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merged 2 commits into from
Feb 28, 2024
Merged

[docs] update analytics doc to use useReportWebVitals (again) #62654

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[docs] update analytics doc to use `useReportWebVitals` (again)
cjimmy Feb 28, 2024
ffcf812
Merge branch 'canary' into patch-2
samcx Feb 28, 2024
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36 changes: 21 additions & 15 deletions docs/02-app/02-api-reference/04-functions/use-report-web-vitals.mdx
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Original file line number Diff line number Diff line change
Expand Up @@ -164,21 +164,27 @@ measure the time it takes for the page to hydrate and render:

You can handle all the results of these metrics separately:

```js
export function reportWebVitals(metric) {
switch (metric.name) {
case 'Next.js-hydration':
// handle hydration results
break
case 'Next.js-route-change-to-render':
// handle route-change to render results
break
case 'Next.js-render':
// handle render results
break
default:
break
}
```jsx filename="pages/_app.js"
import { useReportWebVitals } from 'next/web-vitals'

function MyApp({ Component, pageProps }) {
useReportWebVitals((metric) => {
switch (metric.name) {
case 'Next.js-hydration':
// handle hydration results
break
case 'Next.js-route-change-to-render':
// handle route-change to render results
break
case 'Next.js-render':
// handle render results
break
default:
break
}
})

return <Component {...pageProps} />
}
```

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