express 모듈 설치하기 express - npm expressFast, unopinionated, minimalist web framework. Latest version: 4.21.2, last published: a month ago. Start using express in your project by running `npm i express`. There are 87854 other projects in the npm registry using express.www.npmjs.com -npm install express -index.js로 Hello World 출력하기-loclahos 3000 으로 들어가서 확인해 보면 Hello Wolrd가 출력이 된 것을 확인할 수가 있다.