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This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The TaskAttributionTiming interface of the Long Tasks API returns information about the work involved in a long task and its associate frame context. The frame context, also called the container, is the iframe, embed or object that is being implicated, on the whole, for a long task.
<div id="interfaceDiagram" style="display: inline-block; position: relative; width: 100%; padding-bottom: 11.666666666666666%; vertical-align: middle; overflow: hidden;"><svg style="display: inline-block; position: absolute; top: 0; left: 0;" viewbox="-50 0 600 70" preserveAspectRatio="xMinYMin meet"><a xlink:href="https://developer.mozilla.org/en-US/docs/Web/API/PerformanceEntry" target="_top"><rect x="1" y="1" width="160" height="50" fill="#fff" stroke="#D4DDE4" stroke-width="2px" /><text x="81" y="30" font-size="12px" font-family="Consolas,Monaco,Andale Mono,monospace" fill="#4D4E53" text-anchor="middle" alignment-baseline="middle">PerformanceEntry</text></a><polyline points="161,25 171,20 171,30 161,25" stroke="#D4DDE4" fill="none"/><line x1="171" y1="25" x2="201" y2="25" stroke="#D4DDE4"/><a xlink:href="https://developer.mozilla.org/en-US/docs/Web/API/TaskAttributionTiming" target="_top"><rect x="201" y="1" width="210" height="50" fill="#F4F7F8" stroke="#D4DDE4" stroke-width="2px" /><text x="306" y="30" font-size="12px" font-family="Consolas,Monaco,Andale Mono,monospace" fill="#4D4E53" text-anchor="middle" alignment-baseline="middle">TaskAttributionTiming</text></a></svg></div>
a:hover text { fill: #0095DD; pointer-events: all;}
Properties
TaskAttributionTiming.containerTypeRead only- Returns the type of frame container, one of
iframe,embed, orobject. TaskAttributionTiming.containerSrcRead only- Returns the container's
srcattribute. TaskAttributionTiming.containerIdRead only- Returns the container's
idattribute. TaskAttributionTiming.containerNameRead only- Returns the container's
Nameattribute.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Long Tasks API 1 The definition of 'TaskAttributionTiming' in that specification. |
Working Draft | Initial definition. |
Browser compatibility
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.
Update compatibility data on GitHub
| Desktop | Mobile | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
TaskAttributionTiming | Chrome Full support 58 | Edge ? | Firefox ? | IE ? | Opera ? | Safari ? | WebView Android Full support 58 | Chrome Android Full support 58 | Edge Mobile ? | Firefox Android ? | Opera Android ? | Safari iOS ? | Samsung Internet Android ? |
containerId | Chrome Full support 58 | Edge ? | Firefox ? | IE ? | Opera ? | Safari ? | WebView Android Full support 58 | Chrome Android Full support 58 | Edge Mobile ? | Firefox Android ? | Opera Android ? | Safari iOS ? | Samsung Internet Android ? |
containerName | Chrome Full support 58 | Edge ? | Firefox ? | IE ? | Opera ? | Safari ? | WebView Android Full support 58 | Chrome Android Full support 58 | Edge Mobile ? | Firefox Android ? | Opera Android ? | Safari iOS ? | Samsung Internet Android ? |
containerSrc | Chrome Full support 58 | Edge ? | Firefox ? | IE ? | Opera ? | Safari ? | WebView Android Full support 58 | Chrome Android Full support 58 | Edge Mobile ? | Firefox Android ? | Opera Android ? | Safari iOS ? | Samsung Internet Android ? |
containerType | Chrome Full support 58 | Edge ? | Firefox ? | IE ? | Opera ? | Safari ? | WebView Android Full support 58 | Chrome Android Full support 58 | Edge Mobile ? | Firefox Android ? | Opera Android ? | Safari iOS ? | Samsung Internet Android ? |
Legend
- Full support
- Full support
- Compatibility unknown
- Compatibility unknown
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.