QueryObserver 可用於觀察並切換不同的查詢 (query)。
const observer = new QueryObserver(queryClient, { queryKey: ['posts'] })
const unsubscribe = observer.subscribe((result) => {
console.log(result)
unsubscribe()
})
const observer = new QueryObserver(queryClient, { queryKey: ['posts'] })
const unsubscribe = observer.subscribe((result) => {
console.log(result)
unsubscribe()
})
選項 (Options)
QueryObserver 的選項與 useQuery 的選項完全相同。