npm update all packages to latest code example

Example 1: use npm to update packages to latest version

npm i -g npm-check-updates
ncu -u
npm install

Example 2: upgrade all packages in package.json

npm install -g npm-check-updates
ncu -u
npm install

Example 3: npm update

npm install -g npm@latest

Example 4: npm update all

npm update --save

Example 5: update all dependencies npm

npm update  //update all local packages

Example 6: npm update syntax

npm update -g <package_name>