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React Debounced Search with Fake API
Challenge summary
Build a React debounced search input with fake API calls. Use useEffect + setTimeout cleanup to cancel pending debounce work, guard stale responses from updating state, and manage loading, error, and empty states for realistic UX.
What you'll practice
- Render a search input as the main UI.
- Call a provided fake API function that returns a filtered list of users.
- Show a loading message while the debounced request is in-flight.
- Show a friendly error message when the fake API rejects.
- Show result rows with user name and email on success.
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Premium unlocks the runnable workspace, behavioral checks, implementation walkthrough, and edge-case discussion.
Free related practice
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