Introduction to JavaScript

Reading Material

• We recommend getting started with Modern JavaScript for an introduction to basic concepts and principles.
• Next, head to this blog post to learn about the JavaScript you need to know for React.
• Finally, head over to the official React Docs to learn the basics of React.

Core Fundamentals

If you're pressed for time, focus on these fundamentals to get up to speed quickly:

• 2.4 – Variables
• 2.5 – Data Types
• 2.7 – Type Conversions
• 2.8 – Operators
• 2.9 – Comparisons
• 2.10 – Conditional Branching
• 2.11 – Logical Operators
• 2.13 – While and For loops
• 2.15 – Functions
• 2.16 – Arrow Functions
• 4.1 – Objects
• 5.4 – Arrays
• 5.5 – Array Methods
• 5.9 – Object Methods
• 5.10 – Destructuring Assignment
• 11.1 – Callbacks
• 11.2 – Promises
• 11.8 – async/await
• 13.1 – Modules
• 13.2 – import/export