Chapter 3Stimulus

In the last chapter, we saw how Turbo allows us to build a lot of interactivity into a web application without any JavaScript. Still, some features require more complex interaction with the client, or are client-only like animations, or are display-only changes that the server doesn’t need to know about. For those, we turn to the other part of the Hotwire story: Stimulus. Stimulus is a JavaScript tool that integrates with HTML and is designed to adapt to new HTML as it changes the DOM, which means it’s specifically good at dealing with the DOM changes that come from Turbo Frames or Turbo Streams.

In this chapter, we’re going to use the Stimulus library to start adding features to our schedule page. Along the way, we’ll ...

Get Modern Front-End Development for Rails, 2nd Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.