JavaScript 錯誤訊息

語法錯誤 - SyntaxError: Invalid or Unexpected token

• 可能是不小心輸入到全形字
• 可能是少打、或多打括弧
• https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Errors/Unexpected_token

找不到相關套件 - Module not found

• 還有可能出現 `Can't resolve 'xxx' in '/xxx/ooo'
• Try npm install

把超過兩個 div 傳入 children - React.Children.only expected to receive a single React element child

Error: React.Children.only expected to receive a single React element child.