Update SWR example to include fetcher function. (#26520)

* Previous example doesn't work * Apply suggestions from code review * Update docs/basic-features/data-fetching.md * lint-fix Co-authored-by: Lee Robinson <[email protected]> Co-authored-by: JJ Kasper <[email protected]>
vercel · Jun 24, 2021 · 2c36242 · 2c36242
1 parent 94d7450
commit 2c36242
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/docs/basic-features/data-fetching.md b/docs/basic-features/data-fetching.md
@@ -825,8 +825,10 @@ The team behind Next.js has created a React hook for data fetching called [**SWR
 ```jsx
 import useSWR from 'swr'
 
+const fetcher = (url) => fetch(url).then((res) => res.json())
+
 function Profile() {
-  const { data, error } = useSWR('/api/user', fetch)
+  const { data, error } = useSWR('/api/user', fetcher)
 
   if (error) return <div>failed to load</div>
   if (!data) return <div>loading...</div>