安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- React-Query: How to useQuery when button is clicked
In react-query there is an option for useQuery() to trigger the hook whenever you want The option is enabled which only takes boolean Here's an example: const useGetAllUsers = useQuery({ queryKey:["users"], queryFn: your_fetch_request, enabled: true|false }) you can pass any boolean state from that component here
- How to call useQuery hook conditionally? - Stack Overflow
useQuery(query,{skip:someState===someValue}) Otherwise, you can also useLazyQuery if you want to have a query that you run when you desire it to be run rather than immediately If you are using the suspense based hooks useSuspenseQuery and useBackgroundQuery you need to use the new skipToken import as the options, since the skip option is
- Use useQuery when a state variable changes - Stack Overflow
Try to use the useQuery again in the Component const Component = ({id}) => { const { obj } = useSomething() const {data} = useQuery(SOME_QUERY, { variables: input }) const obj = data ? data something : {} } But actually what I would like to do is trigger the query when a State variable changes:
- How to fetch n dependent data with react-query - Stack Overflow
This looks to be the current solution for at least react-query v3: Get the user const { data: user } = useQuery(['user', email], getUserByEmail) const userId = user? id Then get the user's projects const { isIdle, data: projects } = useQuery( ['projects', userId], getProjectsByUser, { The query will not execute until the userId exists enabled: !!userId, } ) isIdle will be `true
- reactjs - Enabled option for useQueries - Stack Overflow
Get the user const { data: user } = useQuery(['user', email], getUserByEmail) const userId = user? id Then get the user's projects const { isIdle, data: projects } = useQuery( ['projects', userId], getProjectsByUser, { The query will not execute until the userId exists enabled: !!userId, } ) isIdle will be `true` until `enabled` is
- How to use useQuery hook from ReactQuery to update state?
there are cases where it is required e g you use useQuery to get the initial set of data (an array of records), then you let user to partially edit them You would need to place this on a state to show for example fields that were edited etc before the actual saving
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