PerformanceLongTaskTiming: attribution property
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The attribution
read-only property of the PerformanceLongTaskTiming
interface returns an array of TaskAttributionTiming
objects.
Value
An Array
of TaskAttributionTiming
objects.
Examples
Logging attributions for long tasks
js
const observer = new PerformanceObserver((list) => {
list.getEntries().forEach((entry) => {
entry.attribution.forEach((attributionEntry) => {
console.log(attributionEntry);
});
});
});
observer.observe({ type: "longtask", buffered: true });
Specifications
Specification |
---|
Long Tasks API # dom-performancelongtasktiming-attribution |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
attribution |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.