MutationSignal: Signal<MutationRecord[]> & {
    asReadonly(): Signal<MutationRecord[]>;
    set(value: MutationSignalValue, options?: MutationObserverInit): void;
    update(updateFn: (value: MutationSignalValue) => MutationSignalValue): void;
}

A signal that watches changes to nodes or elements.

Type declaration