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Update SWR example to include fetcher function. #26520

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Jun 24, 2021
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3 changes: 2 additions & 1 deletion docs/basic-features/data-fetching.md
Original file line number Diff line number Diff line change
Expand Up @@ -826,7 +826,8 @@ The team behind Next.js has created a React hook for data fetching called [**SWR
import useSWR from 'swr'

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function Profile() {
const { data, error } = useSWR('/api/user', fetch)
const fetcher = url => fetch(url).then(r => r.json())
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const { data, error } = useSWR('/api/user', fetcher)

if (error) return <div>failed to load</div>
if (!data) return <div>loading...</div>
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