WPT
wpt / scroll-animations / view-timelines / timeline-offset-in-keyframe.html
Spec: Scroll-driven Animations ↗
Runs: Chrome 155.0.8039.0 (wpt@ffab1bde3, 2026-09-03) | Firefox 157.0a1 (wpt@5e776f019, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a9df8 (wpt@9b4cabf6d, 2026-09-03) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 5/5 | 5/5 | 5/5 | 0/5 | 0/5 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Timeline offsets in programmatic keyframes | PASS | PASS | PASS | FAIL | FAIL | — |
| String offsets in programmatic keyframes | PASS | PASS | PASS | FAIL | FAIL | — |
| Invalid timeline offset in programmatic keyframe throws | PASS | PASS | PASS | FAIL | FAIL | — |
| Timeline offsets in programmatic keyframes adjust for change in timeline | PASS | PASS | PASS | FAIL | FAIL | — |
| Timeline offsets in programmatic keyframes resolved when updating the animation effect | PASS | PASS | PASS | FAIL | FAIL | — |