JS Variables and Use Strict Mode

Welcome to the fifth Easy JavaScript Tutorial, Beginner JavaScript Tutorial, part of Easy Programming! In this tutorial, we take a look at variables in JavaScript. What are variables?  How do you declare them? What types of variables are there? 

In this tutorial, I also speak about the 'use strict' option in JavaScript. It's a VERY useful option which can help save you a ton of time in the future. This quick tutorial will give you a great overview of how you can utilize variables to your benefit. 

To fork the fiddle and follow along: https://jsfiddle.net/easyjs/dns0bk90/  

Remember to checkout the Resources section below for associated downloadable content, JSFiddle links, and other resources. Watch the video and follow along!