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PerformanceNavigationTiming

Baseline
*

202110

*

PerformanceNavigationTiming

PerformanceNavigationTiming 1 PerformanceResourceTiming PerformanceEntry

PerformanceEntry PerformanceResourceTiming PerformanceNavigationTiming

PerformanceNavigationTiming

[]

PerformanceEntry

PerformanceEntry.entryType

"navigation"

PerformanceEntry.name

URL URL

PerformanceEntry.startTime

0 DOMHighResTimeStamp

PerformanceEntry.duration

PerformanceNavigationTiming.loadEventEnd PerformanceEntry.startTime timestamp

PerformanceResourceTiming

PerformanceResourceTiming.initiatorType

"navigation"

PerformanceNavigationTiming.activationStart

DOMHighResTimeStamp

PerformanceNavigationTiming.criticalCHRestart

DOMHighResTimeStamp Critical-CH HTTP

PerformanceNavigationTiming.domComplete

DOMHighResTimeStamp readyState "complete"

PerformanceNavigationTiming.domContentLoadedEventEnd

DOMHighResTimeStamp DOMContentLoaded

PerformanceNavigationTiming.domContentLoadedEventStart

DOMHighResTimeStamp DOMContentLoaded

PerformanceNavigationTiming.domInteractive

DOMHighResTimeStamp readyState "interactive"

PerformanceNavigationTiming.loadEventEnd

DOMHighResTimeStamp load

PerformanceNavigationTiming.loadEventStart

DOMHighResTimeStamp load

PerformanceNavigationTiming.notRestoredReasons

NotRestoredReasons / (bfcache)

PerformanceNavigationTiming.redirectCount

PerformanceNavigationTiming.type

"navigate""reload""back_forward"

PerformanceNavigationTiming.unloadEventEnd

DOMHighResTimeStamp unload

PerformanceNavigationTiming.unloadEventStart

DOMHighResTimeStamp unload

PerformanceNavigationTiming.toJSON()

PerformanceNavigationTiming JSON

Navigation Timing Level 2
# sec-PerformanceNavigationTiming

MDN

2026111 MDN

GitHub
  1. API
  2. PerformanceNavigationTiming
    1. activationStart
    2. confidence
    3. criticalCHRestart
    4. domComplete
    5. domContentLoadedEventEnd
    6. domContentLoadedEventStart
    7. domInteractive
    8. loadEventEnd
    9. loadEventStart
    10. notRestoredReasons
    11. redirectCount
    12. type
    13. unloadEventEnd
    14. unloadEventStart
    1. toJSON()
    1. PerformanceResourceTiming
    2. PerformanceEntry
  6. Performance API
    1. EventCounts
    2. InteractionContentfulPaint
    3. LargestContentfulPaint
    4. LayoutShift
    5. LayoutShiftAttribution
    6. NotRestoredReasonDetails
    7. NotRestoredReasons
    8. Performance
    9. PerformanceContainerTiming
    10. PerformanceElementTiming
    11. PerformanceEntry
    12. PerformanceEventTiming
    13. PerformanceLongAnimationFrameTiming
    14. PerformanceLongTaskTiming
    15. PerformanceMark
    16. PerformanceMeasure
    17. PerformanceNavigation
    18. PerformanceObserver
    19. PerformanceObserverEntryList
    20. PerformancePaintTiming
    21. PerformanceResourceTiming
    22. PerformanceScriptTiming
    23. PerformanceServerTiming
    24. PerformanceSoftNavigation
    25. PerformanceTiming
    26. TaskAttributionTiming
    27. VisibilityStateEntry
    28. Window.performance
    29. WorkerGlobalScope.performance
    2. High precision timing
    3. Long animation frame timing
    7. Server timing
    8. Monitoring bfcache blocking reasons
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