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conformance · v149

v149 · deferred-clipboard-data-reads — 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.

browser: spec: https://w3c.github.io/clipboard-apis/#dom-clipboard-read chromestatus: #5124936324087808 generated 2026-06-01T08:15:14Z by conformance-author-v1-subagent
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pass
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fail
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blocked
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id contract kind verdict detail
navigator-clipboard-exists navigator.clipboard exposes the async Clipboard API surface. spec ↗ exists
clipboard-read-is-function navigator.clipboard.read is a callable function returning a Promise of ClipboardItem[]. spec ↗ typeof
clipboard-item-constructor-exists ClipboardItem is exposed and constructable so deferred reads can be observed via getType. spec ↗ exists
clipboard-item-get-type-is-function ClipboardItem.prototype.getType is a function — the call that triggers the deferred OS read. spec ↗ typeof
clipboard-item-types-iterable A ClipboardItem exposes a readonly array-like 'types' attribute listing MIME types without the data. spec ↗ script
clipboard-write-still-supported navigator.clipboard.write remains the counterpart write API (deferred reads do not change writes). spec ↗ typeof