useMutationObserver
| Category | Elements |
|---|---|
| Export Size | 612 B |
| Last Changed | 9 months ago |
Watch for changes being made to the DOM tree. MutationObserver MDN
Usage
import { ref } from 'vue'
import { useMutationObserver } from '@vueuse/core'
export default {
setup() {
const el = ref(null)
const messages = ref([])
useMutationObserver(el, (mutations) => {
if (mutations[0])
messages.value.push(mutations[0].attributeName)
}, {
attributes: true,
})
return {
el,
messages,
}
},
}Type Declarations
export interface UseMutationObserverOptions
extends MutationObserverInit,
ConfigurableWindow {}
/**
* Watch for changes being made to the DOM tree.
*
* @see https://vueuse.org/useMutationObserver
* @see https://developer.mozilla.org/en-US/docs/Web/API/MutationObserver MutationObserver MDN
* @param target
* @param callback
* @param options
*/
export declare function useMutationObserver(
target: MaybeElementRef,
callback: MutationCallback,
options?: UseMutationObserverOptions
): {
isSupported: ComputedRef<boolean>
stop: () => void
}
export type UseMutationObserverReturn = ReturnType<typeof useMutationObserver>Source
© 2019-present Anthony Fu
Licensed under the MIT License.
https://vueuse.org/core/useMutationObserver/