WPT
wpt / webaudio / the-audio-api / the-audioparam-interface / retrospective-exponentialRampToValueAtTime.html
Spec: Web Audio API ↗
Runs: Chrome 155.0.8041.0 (wpt@4a01b83e3, 2026-09-04) | Firefox 157.0a1 (wpt@e7122b73f, 2026-09-04) | Safari 251 preview (wpt@2c385f65e, 2026-09-04) | Ladybird 1.0-70fb3 (wpt@4a01b83e3, 2026-09-04) | 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 | 9/9 | 4/9 | 9/9 | 9/9 | 4/9 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| # AUDIT TASK RUNNER STARTED. | PASS | PASS | PASS | PASS | PASS | — |
| Executing "test" | PASS | FAIL | PASS | PASS | FAIL | — |
| Audit report | PASS | PASS | PASS | PASS | PASS | — |
| > [test] Test exponentialRampToValue with end time in the past | PASS | PASS | PASS | PASS | PASS | — |
| Test[0:127] contains only the constant 1. | PASS | — | PASS | PASS | — | — |
| Reference[0:127] contains only the constant 1. | PASS | — | PASS | PASS | — | — |
| Test[128:] is identical to the array [0.10000000149011612,0.10001351684331894,0.10002703964710236,0.10004056245088577,0.10005408525466919,0.1000676080584526,0.10008113086223602,0.10009466111660004,0.10010819137096405,0.10012172162532806,0.10013525933027267,0.10014878958463669,0.1001623272895813,0.1001758724451065,0.10018941015005112,0.10020295530557632...]. | PASS | — | PASS | — | — | — |
| < [test] All assertions passed. (total 3 assertions) | PASS | — | PASS | PASS | — | — |
| # AUDIT TASK RUNNER FINISHED: 1 tasks ran successfully. | PASS | PASS | PASS | PASS | PASS | — |
| Test[128:] is identical to the array [0.10000000149011612,0.10001351684331894,0.10002703964710236,0.10004055500030518,0.10005408525466919,0.1000676080584526,0.10008113831281662,0.10009466856718063,0.10010819882154465,0.10012172907590866,0.10013525933027267,0.10014878958463669,0.1001623272895813,0.1001758724451065,0.10018941015005112,0.10020295530557632...]. | — | — | — | PASS | — | — |