State Management
useOptimistic
Provides optimistic updates for immediate UI feedback during async operations.
Overview
useOptimistic allows you to show immediate UI updates while async operations are pending, then reconcile with the actual result. Perfect for forms, likes, and other interactive elements where instant feedback improves UX.
Hook Implementation
The complete hook source code
useOptimistictypescript
jsxUsage Example
See how to use this hook in your components
Example Componenttypescript
jsxAPI Reference
Parameters
initialValue: T
Initial value for the state
Returns
[T, (updater: T | ((prev: T) => T)) => void] - Optimistic value and update function
Best Practices
- →Always memoize or stabilize dependencies to prevent unnecessary re-renders
- →Consider the performance implications when dealing with frequently updated values
- →Test edge cases like null values, rapid updates, and component unmounting