Back
Syntax
Study
Editor
Mode:
HTML
CSS
JavaScript
PHP
Reset
Run »
HTML / CSS / JS
// package.json — scripts section { "scripts": { "start": "node src/index.js", "dev": "nodemon src/index.js --watch src", "build": "tsc -p tsconfig.json", "test": "jest --coverage", "lint": "eslint src/**/*.js", "format": "prettier --write src/**/*.js", "db:seed": "node scripts/seed.js", "postinstall": "echo 'Dependencies installed!'" } } # Run scripts: npm start # node src/index.js npm run dev # nodemon ... npm test # jest --coverage npm run lint # npx — run without global install: npx create-react-app my-app npx cowsay "Hello npm!" # Check for outdated packages: npm outdated # Update a package: npm update express # See details about a package: npm info lodash version
Result
Open