https://files.catbox.moe/2iybgo.mp4

Performance Navigation Timing

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The PerformanceNavigationTiming interface provides metrics regarding the browser's document navigation events

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Process Unload Event

EventTiming (ms)
unloadEventStart0
unloadEventEnd0

Redirect

EventTiming (ms)
redirectStart0
redirectEnd0

Service Worker Init

EventTiming (ms)
workerStart0

Service Worker Fetch Event

EventTiming (ms)
fetchStart1

DNS

EventTiming (ms)
domainLookupStart1
domainLookupEnd1

TCP

EventTiming (ms)
connectStart58
secureConnectionStart68
connectEnd514

Request

EventTiming (ms)
requestStart515

Response

EventTiming (ms)
responseStart800
responseEnd0

Processing

EventTiming (ms)
domInteractive819
domContentLoadedEventStart819
domContentLoadedEventEnd819
domComplete1708

Load

EventTiming (ms)
loadEventStart1708
loadEventEnd1708