The simplest way to get started is to simply create an HTML file with the JavaScript code inside of it. Outside of these lessons, for now you should always default to running your JavaScript in the browser unless otherwise specified, otherwise you may run into unexpected errors. Later lessons in Foundations and the NodeJS path will show you how to run JavaScript outside of the browser environment.

What is the difference between prefixing and postfixing them?Īll JavaScript we will be writing in the majority of the Foundations course will be run via the browser.

What are the increment/decrement operators?.

What is the difference between = and =?.

What are the different types of operators in JavaScript?.

What is concatenation and what happens when you add numbers and strings together?.

What are operators, operands, and operations?.

What are the rules for naming variables?.

What are three different ways to declare a variable?.

This section contains a general overview of topics that you will learn in this lesson.

Let’s dive right into JavaScript! Lesson Overview

Java script fundamentals