Steps to reproduce the problem

// fail await navigator.clipboard.write([ new ClipboardItem({ 'text/plain': Promise.resolve('中文aaa111') }) ])

// fail await navigator.clipboard.write([ new ClipboardItem({ 'text/plain': Promise.resolve('🙂aaa111') }) ])

Problem Description

https://developer.mozilla.org/en-US/docs/Web/API/ClipboardItem/ClipboardItem#data According to the mdn documentation, the ClipboardItem parameter supports Promise<string>, but when the parameter contains Chinese, emoji, etc., it will cause the copy to fail.

Additional Comments

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2,*SpeculativeFixForServiceWorkerDataInDidStartServiceWorkerContext<SpeculativeFixForServiceWorkerDataInDidStartServiceWorkerContext,*SpeculativeImageDecodes<SpeculativeImageDecodes,SqlWALModeOnDipsDatabase<PerfCombined2024,SqlWALModeOnSegmentationDatabase<PerfCombined2024,StorageAccessHeaders,SubSampleWindowProxyUsageMetrics<PerfCombined2024,SubframeProcessReuseThresholds<SubframeProcessReuseThresholds,SyncAutofillWalletCredentialData<AutofillEnableCvcStorage,ThirdPartyStoragePartitioning,*ThrottleFrameRateOnManyDidNotProduceFrame<ThrottleFrameRateOnManyDidNotProduceFrame,*TimerSlackMac<BatterySaverModeAlignWakeUps,*ToastRefinements<ToastRefinementsStudy,TransportSecurityFileWriterSchedule<PerfCombined2024,UIPumpImprovementsWin<PerfCombined2024,UMAPseudoMetricsEffect<UMA-Pseudo-Metrics-Effect-Injection-25-Percent,UiaProvider<UiaProviderWin,Ukm<UKM,UkmSamplingRate<UkmSamplingRate,UpdatedSupervisedUserExtensionApprovalStrings<ExtensionParentalControlsOnLinuxMacWindows,*UseFrameIntervalDecider<NonAndroidUseFrameIntervalDecider,UseNewAlpsCodepointHttp2<ALPSNewCodepoint,UseNewAlpsCodepointQUIC<ALPSNewCodepoint,UseRustJsonParser<UseRustJsonParserInCurrentSequence,UseZstdForParkableStrings<PerfCombined2024,V8Flag_minor_gc_task_with_lower_priority<V8MinorGcTaskWithLowerPriority,*V8Flag_zero_unused_memory<PartialPageZeroing,*V8GCSpeedUsesCounters<V8GCSpeedUsesCounters,V8SeparateGCPhases<V8SeparateGCPhases,V8UpdateLimitAfterLoading<V8UpdateLimitAfterLoading,WaitForLateScrollEvents<WaitForLateScrollEvents,WebAssemblyInliningCallIndirect<V8WasmDeoptCallIndirectInlining,*WebAuthnUsePasskeyFromAnotherDeviceInContextMenu<WebAuthnUsePasskeyFromAnotherDeviceInContextMenu,WebContentsDiscard<WebContentsDiscard,*WebGPUUseTintIR<WebGPUUseTintIR,WebRTC-Video-H26xPacketBuffer<WebRTC-Video-H26xPacketBuffer,*WebUIJSErrorReportingExtended<DialDownWebUIJSErrorReportingExtended,WinSystemLocationPermission<WinSystemLocationPermission" --disable-features="AudioInputConfirmReadsViaShmem<AudioInputConfirmReadsViaShmem,AutofillFixCurrentValueInImport<AutofillFixValueSemantics,AutofillFixInitialValueOfSelect<AutofillFixValueSemantics,AutofillFixValueSemantics<AutofillFixValueSemantics,AutofillInferLabelFromDefaultSelectText<AutofillInferLabelFromDefaultSelectText,CSSRelativeColorLateResolveAlways<CSSRelativeColorLateResolveAlways,CacheControlNoStoreEnterBackForwardCache<BackForwardCacheForPageWithCacheControlNotStoredHeader,Canvas2DHibernation<CanvasHibernationExperiments,Canvas2DHibernationReleaseTransferMemory<CanvasHibernationExperiments,ClearCanvasResourcesInBackground<CanvasHibernationExperiments,ClickToCapturedPointer<ClickToCapturedPointer,ClientSideDetectionSamplePing<ClientSideDetectionSamplePing,DelayLayerTreeViewDeletionOnLocalSwap<RenderDocumentWithNavigationQueueing,EnableLazyLoadImageForInvisiblePage<EnableLazyLoadImageForInvisiblePage,EvictionUnlocksResources<CanvasHibernationExperiments,FledgeConsiderKAnonymity<ProtectedAudiencesKAnonymityEnforcementStudy,FledgeEnforceKAnonymity<ProtectedAudiencesKAnonymityEnforcementStudy,FledgeQueryKAnonymity<ProtectedAudiencesKAnonymityEnforcementStudy,HappinessTrackingSurveysForSecurityPage<SecurityPageHats,NewContentForCheckerboardedScrolls<NewContentForCheckerboardedScrolls,PreserveDiscardableImageMapQuality<PreserveDiscardableImageMapQuality,PrivacySandboxEqualizedPromptButtons<PrivacySandboxEqualizedPromptButtons,RasterInducingScroll<RasterInducingScroll,RemoveRendererProcessLimit<RemoveRendererProcessLimit,RenderDocumentCompositorReuse<RenderDocumentWithNavigationQueueing,WebAssemblyDeopt<V8WasmDeoptCallIndirectInlining" --disable-field-trial-config

Summary

Using ClipboardItem api for text copying, text containing Chinese will cause copying exception

Custom Questions

Which component does this fall under?

Blink>DataTransfer

Does this work in other browsers?

Not sure - I don't know

Additional Data

Category: API
Chrome Channel: Stable
Regression: N/A