← back to v133 · popover-invoker-and-anchor-positioning-improvements

conformance · v133

v133 · popover-invoker-and-anchor-positioning-improvements — conformance probe

6 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://github.com/whatwg/html/pull/10728 chromestatus: #5120638407409664 generated 2026-06-01T08:12:59Z by conformance-author-v1-subagent
0
pass
0
fail
0
blocked
6
total
id contract kind verdict detail
button-popovertargetelement-idl HTMLButtonElement.prototype exposes the popoverTargetElement IDL attribute. spec ↗ script
input-popovertargetelement-idl HTMLInputElement.prototype exposes popoverTargetElement (input type=button can invoke popovers). script
popover-target-resolves-element Setting popovertarget on a button resolves popoverTargetElement to that element. script
anchor-name-supported anchor-name CSS property is supported (popovers anchor to their invoker via anchor positioning). spec ↗ css-supports
position-anchor-supported position-anchor CSS property is supported. css-supports
anchor-function-supported The anchor() CSS function is supported in inset properties. css-supports