Installation fail on Mac OSX 10.11.6

Ionic Framework ionic-v3
#1

I can’t seem to install Ionic 2. I have downloaded Node.JS successfully.

sudo $ npm install -g ionic cordovaLast login: Wed Mar 22 23:05:15 on ttys000
Macintosh-3:~ bjb279$ sudo $ npm install -g ionic cordova
Password:
sudo: $: command not found
Macintosh-3:~ bjb279$ $ npm install -g ionic cordova
-bash: $: command not found
Macintosh-3:~ bjb279$

#2

Try to run the commands without ‘$’.

#3

And please don’t use sudo. Use nvm instead.