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conformance · v147

v147 · pseudo-target-on-events — conformance probe

7 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.

browser: spec: https://drafts.csswg.org/cssom-1/#the-csspseudoelement-interface chromestatus: #5179328935624704 generated 2026-06-05T20:47:34Z by manual-codex-devtools-mcp
0
pass
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fail
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blocked
7
total
id contract kind verdict detail
csspseudoelement-interface CSSPseudoElement interface is defined in the global scope. spec ↗ script
element-pseudo-method Element.prototype.pseudo exists as a function to retrieve CSSPseudoElement instances. spec ↗ script
csspseudoelement-type CSSPseudoElement prototype defines the type property. spec ↗ script
csspseudoelement-element CSSPseudoElement prototype defines the element property. spec ↗ script
uievent-pseudotarget MouseEvent click instances expose the UIEvent pseudoTarget property. script
animationevent-pseudotarget AnimationEvent instances expose the pseudoTarget property. script
transitionevent-pseudotarget TransitionEvent instances expose the pseudoTarget property. script