Add HTMLTemplateElement.shadowrootslotassignment attribute#29457
Merged
Add HTMLTemplateElement.shadowrootslotassignment attribute#29457
HTMLTemplateElement.shadowrootslotassignment attribute#29457Conversation
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HTMLTemplateElement.shadowrootslotassignment attribute
caugner
approved these changes
Apr 17, 2026
Co-authored-by: Claas Augner <495429+caugner@users.noreply.github.com>
Merged
This was referenced Apr 21, 2026
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Summary
This adds relevant BCD for the
shadowrootslotassignmentattribute.Test results and supporting details
groups.google.com/a/mozilla.org/g/dev-platform/c/8qxAHE9-Xdo is my intent to ship this in Firefox. It is currently in Nightly behind a flag.
Related issues
Refs mdn/content#43753, whatwg/html#12267