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dealingwith@dealingwith

I just today learned about the HTMLElement: dataset property. In my defense, I haven't written much JS in years, and have been almost exclusively in Ruby land for almost 2 years.

developer.mozilla.org/en-US/docs/Web/API/HTMLElement/dataset

developer.mozilla.org

HTMLElement: dataset property - Web APIs | MDN

The dataset read-only property of the HTMLElement interface provides read/write access to custom data attributes (data-*) on elements. It exposes a map of strings (DOMStringMap) with an entry for each data-* attribute.