i wanna ask about my case using useEffect Hook and put on params with useSelector. i really don’t know about this infinite loop after i put on my variables contains useSelector that have bunch of data array from redux. I have intention to put on that variables on parameter useEffect, because i want to directly update data and the data
Tag: use-effect
I’m having trouble figuring out the logic in my custom hook
Basically, as you can see in the code, I only want to run one of these API requests. If origCompId is passed, it runs duplicateInstance, otherwise, it runs addNewInstance. origCompId is a query parameter so it takes a second for it to update. This causes addNewInstance to run because origCompId begins as null. I feel like the logic is simple
I can fetch data based on my query, but then the fetching never stops. How do I limit the fetch requests?
As I type in my search, the data will fetch from the API properly. The problem is that it keeps fetching several thousand times until the API throws an error. I successfully implemented an abortController, but I feel like there’s a less abrupt way to stop a fetch. I am using the useEffect hook based on the query and inventory
UseEffect only works after refresh the page
I am using an useEffect inside a Context. I think the useEffect should run after load the page, but it does not work, but if I refresh the page(F5) then it works. I am new Using React, but I think it should work with the empty array as arg. This is the Context: EDIT: Now I realized that the problem
Calling API every 20 Seconds and Stop on a Specific Response
I want to call my API every 20 seconds from the moment where the component is rendered and the api calling has to stop when it provides a specific response. Explaining more. There is an API get method which will send a response like below. {firstWork : ‘Success’ , SecondWork : ‘Success’ , ThirdWork : ‘IN-Progress’} So I want to
Uncaught TypeError: Cannot read properties of undefined (reading ‘toString’)
I am developing a React app and I don’t know how to solve this error. I’m pretty sure it’s from my useEffect function, but I can’t figure out what’s wrong. Any help would be much appreciated, thank you! Answer The problem isn’t in this part of the code. In error, you can see that problem is when you try to
Functional component event is still active when state is toggled – REACT MAPBOX
I’m trying to build an app where you can toggle effects by clicking on the navitems. On the nav items I have an event listener that toggles state The idea is when it’s set to true, you can click on the map to set a waypoint. And when it’s false, clicking does the default behavior. I tried using an if
state is not getting updated for a new user in react native
My app has a test sheet, if a user passes the test he is shown a passing screen and then the state is saved using asyncstorage. But the problem here is, let’s say i have user A and user B and user A is currently logged in, he passed the test and the app shows him passing screen and the
Can someone help me understand how async + await + useEffect work in React?
I have a React app built with the Minimal template and I’m trying to follow along with one of their tutorials, in order to create a Redux slice that feeds some data to a custom component. The data itself is collected from Firebase. Below is my code: firebase.js – helper product.js – Redux slice ProductList.js – component If I console
I can’t add a classname in React with useEffect or?
I have a Sudoku solver project in react. And I want to style it with react or css. I tried both ways and ended up in a confusion. The grid component is my main component and I want to style the board like this: And here is my simple CSS code And my Grid.jsx So how can I achieve the