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conformance · v147
v147 · corner-shaping-corner-shape-superellipse-squircle — conformance probe
10 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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| id | contract | kind | verdict | detail |
|---|---|---|---|---|
corner-shape-supported |
The corner-shape shorthand is recognised by the CSS parser. spec ↗ | css-supports | … | |
corner-shape-square-keyword |
corner-shape accepts the square keyword as a corner-shape value. spec ↗ | css-supports | … | |
corner-shape-superellipse-function |
corner-shape accepts the superellipse() function with a numeric value. spec ↗ | css-supports | … | |
corner-shape-negative-superellipse |
corner-shape accepts negative superellipse() numbers for concave corner curves. spec ↗ | css-supports | … | |
corner-shape-zero-superellipse |
corner-shape accepts superellipse(0), which serializes to the bevel-equivalent curve in computed style. spec ↗ | css-supports | … | |
corner-shape-four-value-shorthand |
corner-shape accepts one to four corner-shape values in the same order as border-radius. spec ↗ | css-supports | … | |
corner-shape-per-corner-longhand |
Per-corner longhands like corner-top-left-shape are exposed alongside the shorthand. spec ↗ | css-supports | … | |
corner-shape-cssom-roundtrip |
corner-shape round-trips through CSSStyleDeclaration using the shorthand property. spec ↗ | script | … | |
corner-shape-longhand-cssom-roundtrip |
A physical corner shape longhand round-trips through CSSStyleDeclaration. spec ↗ | script | … | |
corner-shape-rejects-malformed-values |
The parser rejects unknown corner-shape keywords and malformed superellipse() arguments. spec ↗ | script | … |