Chrome Version: 61 Canary
OS: All but iOS
What steps will reproduce the problem?
(1) Open any HTML page
(2) Open DevTools console
(3) Type 'document.body.getAttributeNames()'
What is the expected result?
Show an array.
What happens instead?
Uncaught TypeError: document.body.getAttributeNames is not a function
Please use labels and text to provide additional information.
https://dom.spec.whatwg.org/#dom-element-getattributenames
Edge: No support
Firefox: Shipped
Safari: Shipped
Comment 1 by tkent@chromium.org
, May 30 2017