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const useBearStore = create<BearState>((set) => ( bears: 0, addBear: () => set((state) => ( bears: state.bears + 1 )), eatFish: () => set((state) => ( fishes: state.fishes - 1 )), )) Solution: Use the persist middleware.

// reducer, actions, constants, etc. const mapState = (state) => ( count: state.counter.count ) const mapDispatch = increment, decrement zust2help

Select only the needed state.

) ) Issue: LocalStorage or session is not available on the server. ) ) Issue: LocalStorage or session is not

// store/userStore.js export const useUserStore = create((set) => ( user: null, setUser: ... )) // store/cartStore.js export const useCartStore = create((set) => ( items: [], addItem: ... )) Zustand supports Redux DevTools, persistence, and custom middleware. )) Zustand supports Redux DevTools, persistence, and custom

// Subscribe to changes const unsubscribe = useStore.subscribe((state) => console.log('State changed:', state) ) | Redux Concept | Zustand Equivalent | |---------------|--------------------| | Store | create() | | Reducer | set((state) => (...)) | | Action | Regular function | | Dispatch | Direct function call | | useSelector | useStore((state) => state.value) | | Middleware | middleware wrapper | Redux to Zustand Example Redux: