编译时出现问题，并表示 React 中缺少脚本

Question

npm start

npm ERR! Missing script: "start"
npm ERR!
npm ERR! Did you mean one of these?
npm ERR!     npm star # Mark your favorite packages
npm ERR!     npm stars # View packages marked as favorites
npm ERR!
npm ERR! To see a list of scripts, run:
npm ERR!   npm run

Answer 1

检查 package.json 文件是否有如下所示的脚本？

{ “名称”：“示例”， “版本”：“1.0.0”， “描述”：“描述”， “脚本”：{ "test": "echo "错误：未指定测试" && exit 1", "start": "节点index.js", } }