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conformance · v147

v147 · element-scoped-view-transitions — 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://drafts.csswg.org/css-view-transitions-2/ chromestatus: #5109852273377280 generated 2026-06-01T08:14:09Z by conformance-author-v1-subagent
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id contract kind verdict detail
element-startviewtransition-exists Element.prototype.startViewTransition is exposed (not just document.startViewTransition). spec ↗ typeof
document-startviewtransition-still-works document.startViewTransition — the level-1 API — remains exposed. spec ↗ typeof
element-startviewtransition-returns-vt Calling element.startViewTransition() returns a ViewTransition object. spec ↗ script
view-transition-class-prop view-transition-class is a recognised CSS property. spec ↗ css-supports
view-transition-name-still-supported view-transition-name continues to be supported — element-scoped transitions reuse it. spec ↗ css-supports
viewtransition-types-set ViewTransition.types returns a Set so applications can interrogate transition types. spec ↗ script