WPT
wpt / css / selectors / query / query-is.html
Spec: Selectors ↗
Runs: Chrome 155.0.8040.0 (wpt@476394464, 2026-09-03) | Firefox 157.0a1 (wpt@476394464, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7825 (wpt@a1e944e7a, 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 | 6/6 | 6/6 | 6/6 | 6/6 | 6/6 | 6/6 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Selector '.a :is(.b, .c)" should find the expected elements | PASS | PASS | PASS | PASS | PASS | PASS |
| Selector '.a :is(.c#d, .e)" should find the expected elements | PASS | PASS | PASS | PASS | PASS | PASS |
| Selector '.a :is(.e+.f, .g>.b, .h)" should find the expected elements | PASS | PASS | PASS | PASS | PASS | PASS |
| Selector '.a+:is(.b+.f, :is(.c>.e, .g))" should find the expected elements | PASS | PASS | PASS | PASS | PASS | PASS |
| Selector '.a :is(:where(:where(.b ~ .c)))" should find the expected elements | PASS | PASS | PASS | PASS | PASS | PASS |
| Selector '.b + :is(.c + .c + .c, .b + .c:not(span), .b + .c + .e) ~ .h" should find the expected elements | PASS | PASS | PASS | PASS | PASS | PASS |