React Deep Dive: useOptimistic

from Frontend First · host Frontend First

Ryan and Sam discuss the purpose and usage of the useOptimistic() hook, a new experimental API from React.Topics include:0:00 - Intro2:18 - Problem: RSCs require a server roundtrip before the UI can be updated10:13 - Solution: useOptimistic() lets you merge ephemeral client-side state with server-side data so you can update the UI during a Server Action or Transition14:03 - How useOptimistic() avoids the notion of identity by discarding the ephemeral state after the app settles21:17 - How useOptimistic() lets you safely “fork” state that eventually syncs with the server27:32 - Handling error states29:26 - Differences between useOptimistic() and Remix fetchers34:57 - How useOptimistic() lets you avoid managing a long-lived client-side cacheLinks:Ryan’s useOptimistic tweetRyan’s video on React Cache: Part 2

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Ryan and Sam discuss the purpose and usage of the useOptimistic() hook, a new experimental API from React.

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React Deep Dive: useOptimistic

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