Node

		
neo@MacBook-Pro ~ % brew install node
neo@MacBook-Pro ~ % node -v
v12.1.0
		
		

Node8

		
neo@MacBook-Pro ~ % brew install node@8		
		
neo@MacBook-Pro ~ % export PATH="/usr/local/opt/node@8/bin:$PATH"

neo@MacBook-Pro ~ % node -v
v8.16.0