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Learn React States

如何啟動專案

  1. 安裝必要模組
npm i
  1. 啟動開發伺服器
npm run dev
  1. 前往 http://localhost:3000

如何為元件加入狀態

  1. 引入 useState hook
import { useState } from 'react';
  1. 在元件中透過 useState 定義狀態
export default function 元件名稱() {
    const [狀態名稱, 用於更新狀態的函式] = useState(初始值);
    // ...
}

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