上面的代碼效果出來了，但是報了下面這個錯，剛剛接觸react，有點兒不理解，還請各位指教：Warning: Each child in an array or iterator should have a unique "key" prop. Check the render method of Comment. See https://fb.me/react-warning-keys for more information.
react這個錯是什么意思，要怎么解決
慕娘9325324
2018-09-06 09:09:20