Beginner Free

Modern JavaScript Foundations

A friendly, practical introduction to modern JavaScript — variables, functions, arrays and the syntax you'll use every day.

sourcecode
  • Duration: 1h 30m
  • Lessons: 3

New to JavaScript, or want to firm up the basics with modern syntax? This free course walks you through the foundations you’ll reach for in every project.

What you’ll learn

  • Declaring variables the modern way with let and const
  • Writing functions, including arrow syntax
  • Looping over arrays cleanly
  • Handy everyday patterns like template literals

Work through the tutorials in order, then take the quiz to check what you’ve learned.

Course content

  1. Declaring Variables with let and const
  2. Functions and Arrow Syntax
  3. Looping Over Arrays

Assessment & certificate

Please log in to take the quiz and earn your certificate.