This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The containerName readonly property of the TaskAttributionTiming interface returns the container's Name attribute. A container is the iframe, embed or object etc. that is being implicated, on the whole, for a long task.
var containerName = TaskAttributionTiming.containerName;
A DOMString containing the container's src attribute.
| Specification | Status | Comment |
|---|---|---|
| Long Tasks API 1 The definition of 'containerName' in that specification. | Editor's Draft | Initial definition. |
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 58 | ? | ? | ? | ? |
| Feature | Android Webview | Chrome for Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|
| Basic support | 58 | 58 | ? | ? | ? | ? | ? |
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https://developer.mozilla.org/en-US/docs/Web/API/TaskAttributionTiming/containerName