Zustand

npm install zustand

사용법

저장소 만들기

import { create } from "zustand";

interface CookieState {
  cookie: number;
  increase: (by: number) => void;
}

const useCookieStore = create<CookieState>()((set) => ({
  cookie: 0,
  increase: (by) => set((state) => ({ cookie: state.cookie + by })),
}));