Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The attribution readonly property of the PerformanceLongTaskTiming interface returns an array of TaskAttributionTiming objects.
An Array of TaskAttributionTiming objects.
js
const observer = new PerformanceObserver((list) => {
list.getEntries().forEach((entry) => {
entry.attribution.forEach((attributionEntry) => {
console.log(attributionEntry);
});
});
});
observer.observe({ type: "longtask", buffered: true });
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
attribution |
58 | 79 | No | No | 45 | No | 58 | 58 | No | 43 | No | 7.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/PerformanceLongTaskTiming/attribution