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conformance · v139
v139 · continue-running-transitions-when-switching-to-initial-transition-value — 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.
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pass
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fail
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| id | contract | kind | verdict | detail |
|---|---|---|---|---|
transition-property-supported |
CSS transition-property is supported as a longhand for declaring which properties transition. spec ↗ | css-supports | … | |
transition-shorthand-supported |
The transition shorthand still accepts value/duration/easing/delay in one declaration. spec ↗ | css-supports | … | |
getanimations-on-element |
Element.prototype.getAnimations is exposed; running transitions appear there and are inspected for the continuation behaviour. spec ↗ | typeof | … | |
transition-event-constructor |
TransitionEvent is exposed; transitions that continue after a transition-property change still dispatch transitionend. | exists | … | |
transition-continues-after-property-reset |
A running transition is not cancelled when transition-property is reset, provided the animated property itself has not changed. spec ↗ | script | … | |
transition-stays-with-document-timeline |
document.timeline is exposed; transitions ride this timeline and the v139 behaviour change does not alter timeline identity. | typeof | … |