[csswg-drafts] Pull Request: [selectors-4] Canonicalize into extlang form prior to :lang() matching

• From: Florian Rivoal via GitHub <noreply@w3.org>
• Date: Thu, 29 Jan 2026 16:55:13 +0000
• To: public-css-archive@w3.org
• Message-ID: <pull_request.labeled-308278704-1769705711-noreply@w3.org>

frivoal has just labeled a pull request from frivoal for https://github.com/w3c/csswg-drafts as "Needs Testcase (WPT)":

== [selectors-4] Canonicalize into extlang form prior to :lang() matching ==
Fixes #4154

See https://github.com/w3c/csswg-drafts/pull/4212


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Received on Thursday, 29 January 2026 16:55:14 UTC