npm global package update code example

Example 1: update global package npm

# you can check which packages are outdated by running
npm outdated -g

# then you can update al of them or a specific one
npm update -g # all
npm update -g <package-name> # specific one

Example 2: update npm package

Use npm|yarn outdated to see which modules have newer versions
Use npm update|yarn upgrade (without a package name) to update all modules
Include --save-dev|--dev if you want to save the newer version numbers to your package.json. (NOTE: as of npm v5.0 this is only necessary for devDependencies).
Use npm install package@major-version to update to major version