Hotwire Summer: The most underrated Rails helper is dom_id

One of the oldest helpers in Rails is also the most underrated. `dom_id` shines for building apps with Hotwire, allowing you to target parts of the page without a bunch of nasty string interpolation.

The `dom_id` helper in Rails is over a decade old (I did `git blame` to prove it…), but has proven to be an invaluable concept in Hotwire. This secret workhorse powers all kinds of HTML-related behavior in Rails.

In this article I share use-cases where I’ve used `dom_id` lately: generating HTML with tag builders, deep linking with anchors, and targeting Turbo Frames and Streams. Plus a bunch of other secret tips thrown in for good measure!

👉 Read it here: The most underrated Rails helper: dom_id

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Stay boring!

- Matt