PerformanceLongTaskTiming: attribution property

{{SeeCompatTable}}{{APIRef("Performance API")}}

The attribution read-only property of the {{domxref("PerformanceLongTaskTiming")}} interface returns an array of {{domxref('TaskAttributionTiming')}} objects.

Value

An {{jsxref("Array")}} of {{domxref('TaskAttributionTiming')}} objects.

Examples

Logging attributions for long tasks

const observer = new PerformanceObserver((list) => {
  list.getEntries().forEach((entry) => {
    entry.attribution.forEach((attributionEntry) => {
      console.log(attributionEntry);
    });
  });
});

observer.observe({ type: "longtask", buffered: true });

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}

See also

• {{domxref('TaskAttributionTiming')}}