kotlin-browser/web.mutation/MutationObserver

MutationObserver

open class MutationObserver(callback: MutationCallback)(source)

The MutationObserver interface provides the ability to watch for changes being made to the DOM tree.

MDN Reference

Constructors

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constructor(callback: MutationCallback)

Functions

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fun disconnect()

The MutationObserver method disconnect() tells the observer to stop watching for mutations.

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fun observe(target: Node, options: MutationObserverInit = definedExternally)

The MutationObserver method observe() configures the MutationObserver callback to begin receiving notifications of changes to the DOM that match the given options.

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fun takeRecords(): ReadonlyArray<MutationRecord>

The MutationObserver method takeRecords() returns a list of all matching DOM changes that have been detected but not yet processed by the observer's callback function, leaving the mutation queue empty.