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Shared Hook State with SWRMay 09, 2020SWR is a React hook for data fetching that features a cache for requests. This is generally used to share the response from API calls and deduplicate requests, but SWR is flexible enough to support another use case: shared hook state. 1 Let's look at an example of a useUsername hook: const useUsername = () => { return useState('') } const UsernameInput = () =>