web api instance property
PerformanceTiming: fetchStart property
[!WARNING] This interface of this property is deprecated in the Navigation Timing Level 2 specification. Please use the
PerformanceNavigationTiminginterface instead.
The legacy
PerformanceTiming.fetchStart
read-only property returns an unsigned long long representing the moment,
in milliseconds 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.
Value
An unsigned long long.
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.
See also
- The
PerformanceTiminginterface it belongs to.