About this Course

Callback functions are a foundational concept in JavaScript. Callbacks are used in timers, user interaction events, loading data from a server and used in Node.js.

Whether you're a budding front-end or back-end developer, callbacks are everywhere!

What you'll learn

• Learn the syntax of using callbacks
• What anonymous functions are
• How to use anonymous functions as callbacks
• Use one-off and repeat times
• Use callbacks for user interaction

Teacher

• Andrew Chalkley

  I'm an alien, I'm a legal alien, I'm an Englishman in Portland. All of my professional life I've worked with computers online. I'm a polyglot programmer and like using the right tools for the job. In my spare time I enjoy spending time with my family and when I get chance, sticking opponents in Halo 4.

Download videos

You need to sign up for Treehouse in order to download course videos.

Sign up