WebJul 23, 2024 · Generally speaking, using setState inside useEffect will create an infinite loop that most likely you don't want to cause. There are a couple of exceptions to that rule which I will get into later. useEffect is called after each render and when setState is used inside of it, it will cause the component to re-render which will call useEffect and so on … WebNov 28, 2024 · First, your console.log should display {} because that's the initial state of smallData, and getAPI will be executed asynchronously. There's nothing wrong about that. But with your problem of no data being passed down to children components, it might be because you are setting the smallData to { data: *api response* }, maybe you want …
reactjs - Infinite loop in useEffect - Stack Overflow
Webi have a fetch that shows the below results. Now i want to show the fetch in the return statement(in the div results). Has anyone an idea how to do that. I tried it with a map function because i though the fetch is an array, but i failed. WebMay 28, 2024 · calling useFetch hook inside useEffect. I found a very interesting hook and I want to use this hook inside a useEffect (it goes against the rules) const useFetch = … set does not name a type
Fetch data inside useEffect hook before rendering - React
WebFeb 16, 2024 · 3 If you have something in useEffect that you only want to run once, add an empty array as the dependency array. Example: useEffect ( () => { // your axios fetch here }, []); Empty array as the dependencies means the effect is run once. If you don't specify the dependencies, the effect will run after every render. Share Improve this answer Follow WebThe effect hook called useEffect is used to fetch the data with axios from the API and to set the data in the local state of the component with the state hook's update function. The promise resolving happens with async/await. However, when you run your application, you should stumble into a nasty loop. WebTo solve the error, define an async function within your useEffect hook and call it. Here is the complete stack trace. shell. Warning: useEffect must not return anything besides a function, which is used for clean-up. It looks like you wrote useEffect(async () => ...) or returned a Promise. Instead, write the async function inside your effect ... set documentary streaming