“npm start”不起作用嘗試了“resmon”但在資源監視器中找不到 cmd.exe

Question

給出的命令：

npx create-react-app my-app

錯誤：

 added 1898 packages from 703 contributors and audited 1901 packages in 251.115s 145 packages are looking for funding run `npm fund` for details found 8 vulnerabilities (4 moderate, 4 high) run `npm audit fix` to fix them, or `npm audit` for details

請檢查所附圖片

錯誤圖像

Answer 1

在您創建 React 應用程序的文件夾中打開 package.json。 並檢查它是否包含：

---

"scripts": {
    "start": "set PORT=3000 && react-scripts start",
    "build": "react-scripts build",
    "test": "react-scripts test",
    "eject": "react-scripts eject"   },

---

如果是，則嘗試在 package.json 文件所在的文件夾中運行 npm start 。