npx

问题 I have just started Learning React and facebook helps in simplifying the initial setup by providing the following ready-made project. Link to Facebook account on Github: https://github.com/facebook/create-react-app If I have to install the skeleton project I have to type npx create-react-app my-app in command-line. I was wondering why does the facebook account in Github have npx create-react-app my-app rather than npm create-react-app my-app ? 回答1: Introducing npx: an npm package runner NPM -

问题 I am working with webpack and I need to execute ./node_modules/webpack/bin/webpack.js using npx . npx webpack would run the webpack binary ( ./node_modules/webpack/bin/webpack ), but each time I execute npx webpack I get bash: npx: command not found . I am using: node: v9.5.0 npm: 5.6.0 nvm: 1.1.5 webpack: 3.11.0 回答1: npx should come with npm 5.2+, and you have node 5.6 .. I found that when I install node using nvm for Windows, it doesn't download npx. so just install npx globally: npm i -g