Setting aria attributes on
ElementInternals allows default semantics to be defined on a custom element. These may be overwritten by author-defined attributes, but ensure that default semantics are retained should the author delete those attributes, or fail to add them at all. For more information see the Accessibility Object Model explainer.
let ariaValueNow = ElementInternals.ariaValueNow; ElementInternals.ariaValueNow = ariaValueNow;
DOMString which contains a number.
In this example the value of
ariaValueNow is set to "1".
this.internals_.ariaValueNow = "1";
|Accessible Rich Internet Applications (WAI-ARIA) 1.2 (WAI-ARIA 1.2)|
BCD tables only load in the browser