install specific npm library version code example
Example: install a pkge at a specified version
$ npm install express@4.16.1
+ express@4.16.1
added 48 packages from 36 contributors and audited 121 packages in 2.986s
found 0 vulnerabilities
$ npm install express@4.16.1
+ express@4.16.1
added 48 packages from 36 contributors and audited 121 packages in 2.986s
found 0 vulnerabilities