Answers for "which npm version to use"

find npm version

npm --version

check npm version

npm -v

npm package version

// How to increment your project version
Ex: 1.0.0

* npm version patch ---> 1.0.1
* npm version minor ---> 1.1.0
* npm version major ---> 2.0.0

npm version [<newversion> | major | minor | patch | premajor | 
preminor | prepatch | prerelease [--preid=<prerelease-id>] | from-git]