Use Subscription

import { useSubscription } from '@vueuse/rxjs'
import { interval } from 'rxjs'

const count = ref(0)

// useSubscription call unsubscribe method before unmount the component
useSubscription(
  interval(1000)
    .subscribe(() => {
      count.value++
      console.log(count)
    }),
)

export declare function useSubscription(subscription: Unsubscribable): void