PerformanceTiming.fetchStart

This interface of this property is deprecated in the Navigation Timing Level 2 specification. Please use the PerformanceNavigationTiming interface instead.

The legacy PerformanceTiming.fetchStart read-only property returns an unsigned long long representing the moment, in miliseconds since the UNIX epoch, the browser is ready to fetch the document using an HTTP request. This moment is before the check to any application cache.

Syntax

time = performance.timing.fetchStart;

Specifications

Specification Status Comment
Navigation Timing
The definition of 'PerformanceTiming.fetchStart' in that specification.
Recommendation Initial definition.

Browser compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support6 Yes7915 Yes
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidOpera AndroidiOS SafariSamsung Internet
Basic support Yes Yes Yes715 Yes ?

See also

Document Tags and Contributors

Contributors to this page: fscholz, schalkneethling, wenjiaz, abbycar, kscarfone, dispareil, teoli
Last updated by: fscholz,