updating npm packages 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: how to update my package.json

npm install -g npm-check-updates
/after install run following:
ncu -u

//Then this:
npm update

Example 4: npm update all

npm update --save

Example 5: how to update dev dependencies npm

npm update --save-dev

// Alternatively, the same command to save time
npm update -D

Example 6: update all dependencies npm

npm update  //update all local packages

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Misc Example