Dart SDK
dart:html
PerformanceResourceTiming
responseStart
property
responseStart
PerformanceResourceTiming
Properties
connectEnd
connectStart
domainLookupEnd
domainLookupStart
fetchStart
initiatorType
redirectEnd
redirectStart
requestStart
responseEnd
responseStart
secureConnectionStart
duration
entryType
name
startTime
double
responseStart
read-only
(Not documented.)