Web platform features explorer

<dialog closedby>

The closedby HTML attribute for <dialog> sets which user actions close a dialog. For example, closedby="any" allows the dialog to be closed by clicking outside of it.

Status

Limited availability

MDN documentation

Specifications

Browser support

  • Chrome 134 Released on 2025-03-04
  • Chrome Android 134 Released on 2025-03-04
  • Edge 134 Released on 2025-03-06
  • Firefox 141 Released on 2025-07-22
  • Firefox for Android 141 Released on 2025-07-22
  • Safari ❌ See webkit.org/b/284592
  • Safari on iOS ❌ See webkit.org/b/284592

Baseline availability blocked since July 2025 by Safari (1 months)

Usage (according to Chrome Platform Status)

~0.005% of page loads. More data at chromestatus.

Web Platform Tests (WPT)

View the latest WPT test results for this feature

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