Remove Unicode case-insensitive matching for radio button groups and usemap attributes

Confirmed Issue #9496749 • Assigned to Travis L.

Details

Author
Domenic D.
Created
Oct 24, 2016
Privacy
This issue is public.
Found in
  • Microsoft Edge
  • Chrome
  • Safari
  • Firefox
Found in build #
14.14393
Reports
Reported by 1 person

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Steps to reproduce

In https://github.com/whatwg/html/commit/6acdb2122298d2bb7bb839c0a61b4e1f9b0f9bc9 we changed the HTML spec to remove all of its instances of “compatibility caseless” Unicode case-insensitive matching. There were three:

  • <object usemap> matching <map name>
  • <img usemap> matching <map name>
  • radio button group names

All of these have been replaced with simple case-sensitive matching.

We believe this change will be low-risk due to Chromium use counter data from the stable channel, which reveals that
More background at https://github.com/whatwg/html/issues/1666 and links contained therein. Web platform tests available at:

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    Comments and activity

    • Microsoft Edge Team

      Changed Assigned To to “Travis L.”

      Changed Status to “Confirmed”

      Changed Assigned To from “Travis L.” to “Brad E.”

      Changed Assigned To from “Brad E.” to “Travis L.”

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