moveBefore() #1355

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1. o-t-w

   added

   focus-area-proposalFocus Area ProposalFocus Area Proposal

   on Sep 3, 2026
2. github-project-automation

   added this to Interop 2027on Sep 3, 2026
3. github-project-automation

   moved this to Todo in Interop 2027on Sep 3, 2026
4. github-actions commented on Sep 3, 2026

   

   github-actionsBot

   on Sep 3, 2026 – with GitHub Actions

   Last edited by github-actions

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   Below is additional information about the web feature (from the web-features project) which is referenced in your proposal.
   If this doesn't accurately correspond to your proposal, please update your initial comment to include web-features: <feature-id>.
   To find feature IDs, use the web-features explorer.

   Feature moveBefore()

   • ID: move-before
   • Name: moveBefore()
   • Description: The moveBefore() DOM method relocates a node while preserving its state. For example, you can move the active element without losing focus, move an animated element without resetting the animation, or move an iframe without reloading its content.
   • Baseline status: Limited Availability
   • Docs: Element: moveBefore() method, Document: moveBefore() method, DocumentFragment: moveBefore() method
   • Developer signals: 42 votes / 1 use case (details)
   • Chrome use counter: chromestatus.com (~0.210% of page loads)
   • State of CSS/JS/HTML surveys: State of HTML 2025 (interactivity question), State of HTML 2025 (features question), State of HTML 2025 (_all_features question)
   • WPT tests: wpt.fyi results
   • More information: See the web-features explorer