DOMStringMap
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The DOMStringMap
interface is used for the HTMLElement.dataset
attribute, to represent data for custom attributes added to elements.
Specifications
Specification |
---|
HTML Standard # embedding-custom-non-visible-data-with-the-data-*-attributes:domstringmap-3 |
Browser compatibility
BCD tables only load in the browser