TheariaAtomic property of theElement interface reflects the value of thearia-atomic attribute, which indicates whether assistive technologies will present all, or only parts of, the changed region based on the change notifications defined by thearia-relevant attribute.

Value

A string with one of the following values:

"false"

Assistive technologies will present only the changed node or nodes.

"true"

Assistive technologies will present the entire changed region as a whole, including the author-defined label if one exists.

Examples

In this example thearia-atomic attribute on the element with an ID of"clock" is set to "true". UsingariaAtomic we update the value to "false".

<div role="timer" aria-live="polite" aria-atomic="true"></div>

let el = document.getElementById("clock");console.log(el.ariaAtomic); // trueel.ariaAtomic = "false";console.log(el.ariaAtomic); // false

Specifications

Browser compatibility