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conformance · v147

v147 · pointer-event-suppression-on-drag-start — 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://html.spec.whatwg.org/multipage/dnd.html#drag-and-drop-processing-model chromestatus: #6732314958757888 generated 2026-06-01T22:48:00Z by conformance-author-v1-subagent
0
pass
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fail
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blocked
7
total
id contract kind verdict detail
pointer-event-exists PointerEvent interface is exposed on the window object. spec ↗ exists
pointer-event-constructible PointerEvent('pointercancel') can be programmatically constructed. spec ↗ script
drag-event-exists DragEvent interface is exposed on the window object. spec ↗ exists
pointer-cancel-handler-exists The onpointercancel event handler property exists on HTMLElement prototype. spec ↗ script
pointer-out-handler-exists The onpointerout event handler property exists on HTMLElement prototype. spec ↗ script
pointer-leave-handler-exists The onpointerleave event handler property exists on HTMLElement prototype. spec ↗ script
draggable-attribute-supported The draggable property is supported on HTMLElement prototype to facilitate Drag and Drop operations. spec ↗ script