import {ObserversModule} from '@angular/cdk/observers';
ContentObserver
An injectable service that allows watching elements for changes to their content.
observe | |
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Observe content changes on an element. | |
Parameters | |
element Element | The element to observe for content changes. |
Returns | |
Observable<MutationRecord[]> |
observe | |
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Observe content changes on an element. | |
Parameters | |
element ElementRef<Element> | The element to observe for content changes. |
Returns | |
Observable<MutationRecord[]> |
CdkObserveContent
Directive that triggers a callback whenever the content of its associated element has changed.
Selector: [cdkObserveContent]
Exported as: cdkObserveContentName | Description |
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@Input()
| Debounce interval for emitting the changes. |
@Input('cdkObserveContentDisabled')
| Whether observing content is disabled. This option can be used to disconnect the underlying MutationObserver until it is needed. |
@Output('cdkObserveContent')
| Event emitted for each change in the element's content. |