What is “nvm” Package?

Manage multiple Node.js versions
For more details: https://github.com/creationix/nvm

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install nvm.

  brew install nvm

Now, use nvm!