Deprecate and Remove case-insensitive matching for usemap attribute - Chrome Platform Status

Deprecate and Remove case-insensitive matching for usemap attribute (removed)

DOM

"Compatibility caseless" had been applied to usemap attribute matching. The specification was updated so that case-sensitive matching is applied. https://github.com/whatwg/html/commit/6acdb2122298d2bb7bb839c0a61b4e1f9b0f9bc9 A deprecation warning is printed to the console starting in Chrome 57.

Documentation

https://developer.mozilla.org/en-US/docs/Web/HTML/Element/img

Specification

Established standard

Status in Chromium

Blink components: Blink>HTML>Map

Removed (tracking bug) in:

Chrome for desktop release 58
Chrome for Android release 58
Android WebView release 58

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

Firefox: Shipped
Edge: No public signals
Safari: Shipped
Web Developers: No signals

Owner

tkent@chromium.org

Last updated on 2017-06-14