Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The containerSrc readonly property of the TaskAttributionTiming interface returns the container's src attribute. A container is the iframe, embed or object etc. that is being implicated, on the whole, for a long task.
A string containing the container's src attribute (e.g. <iframe src="url.html").
| Specification |
|---|
| Long Tasks API # dom-taskattributiontiming-containersrc |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
containerSrc |
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/TaskAttributionTiming/containerSrc