DocumentOrShadowRoot.activeElement

This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.

The activeElement property of the DocumentOrShadowRoot interface returns the element within the shadow tree that has focus.

Syntax

JavaScript
var element = DocumentOrShadowRoot.activeElement

Value

element.

Example

HTML
// Know the focused element inside shadow DOM:
this.addEventListener('focus', function(e) {
  console.log('Active element (inside shadow dom):',
              this.shadowRoot.activeElement);
});

Specifications

Specification Status Comment
Shadow DOM Working Draft Initial definition.

Browser Compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 53.0 ? ? ? ?
Feature Android Android Webview Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support No support 53.0 ? ? ? ? ? 53.0

License

© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/documentorshadowroot/activeelement

activeElement API DocumentOrShadowRoot Property Reference