Answers for "how change node in older version"

how to update node js version

//check node version
>node -v
// let's install a program called n that will let us easily switch 
//between Node versions.
>npm install -g n
//Upgrading to the latest stable version
>n stable 
//Changing to a specific version
>n 10.16.0

change node version

Usage:
nvm install <version>       Download and install a <version>
nvm use <version>           Modify PATH to use <version>
nvm ls                      List versions (installed versions are blue)

node install specific version

nvm install v10.15 //v10.15 is a version i want.