← back to v142 · non-tree-scoped-container-name-matching
conformance · v142
v142 · non-tree-scoped-container-name-matching — 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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| id | contract | kind | verdict | detail |
|---|---|---|---|---|
container-name-supported |
container-name is a registered property; the change is in matching semantics, not in parsing. | css-supports | … | |
container-type-supported |
container-type accepts the inline-size keyword. | css-supports | … | |
container-shorthand-supported |
The `container` shorthand accepts name/type — the surface a shadow-tree stylesheet uses to declare a container. | css-supports | … | |
container-query-rule-parses |
Userland can author an @container rule referencing a named container; CSSContainerRule is exposed as the OM surface. | exists | … | |
attach-shadow-supported |
attachShadow is available so the cross-tree-scope container-name matching can actually be exercised. | script | … | |
cross-shadow-named-container-match |
A container declared inside a shadow tree, queried by name from a light-tree stylesheet, now matches and resolves the inline-size query. spec ↗ | script | … |