← back to v138 · viewport-segments-enumeration-api
conformance · v138
v138 · viewport-segments-enumeration-api — conformance probe
5 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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blocked
5
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| id | contract | kind | verdict | detail |
|---|---|---|---|---|
visualviewport-exists |
window.visualViewport exists — the surface viewport segments enumeration sits next to. spec ↗ | exists | … | |
viewport-segments-property |
window.viewport.segments (or visualViewport.segments) is exposed as a list/array. spec ↗ | script | … | |
horizontal-viewport-segments-mq-supported |
matchMedia('(horizontal-viewport-segments: 1)') is callable without throwing. spec ↗ | script | … | |
vertical-viewport-segments-mq-supported |
matchMedia('(vertical-viewport-segments: 1)') is callable without throwing. spec ↗ | script | … | |
env-viewport-segment-width-supported |
CSS env(viewport-segment-width 0 0) parses in width properties. spec ↗ | css-supports | … |