export const FoodContextProvider = (props) => { const [selectedFoods, setSelectedFoods] = useState([]); const [newFood, setNewFood] = useState({}); const [mode, setMode] = useState(null); const [length, setLength] = useState(selectedFoods.length); useEffect(() => { if (mode === "add") { const duplicate = selectedFoods.some((item) =>…
I have the following component: export const ActionCell = () => { const { edit, handleEditComplete, handleEditCancel, handleEdit, handleDelete, } = useRow(); return ( <StyledActionCell> <Group> {edit ? ( <> <Complete onClick={handleEditComplete} /> <Cancel onClick={handleEditCancel} /> </> ) : (…
First of all, this is my first question in StackOverflow, so sorry in advance for maybe not using the best format to ask it. I am building a project using a django-rest api and a react server for the frontend…
I am clear that the following is not a good practice. However, I would like to know why this snippet is not working after I click on the button if I'm using flushSync(). When I say that it is not…
I'm working on an audio player component in React, and I want to add an autostop feature to it when the user navigates to a different page. I've implemented the basic audio player using React hooks, but I'm not sure…
I'm new to front end dev and especially to reactjs and I'm trying to fetch json data with this code, but I'm having this in console Uncaught (in promise) ReferenceError: response is not defined Could u help please? import {…
I have a child component that does a fetch in a useEffect then calls a passed in onChange handler. The child component gets re-rendered 3 times (and does the fetch 3 times) all because the parent's onChange function "changes". Requiring…
I am new to React Native and I try to implement a "reset feature" in my game. And allthough the game data is reset correctly I can't find out how to rerender the components that are displaying the elements... Note:…
I'm making a register form with react-hook-form. I use useRef to compare "password" and "password_confirm". I know that useRef is used to variable commonly. and the lecture that I heard let me this way. const { register, handleSubmit, watch, formState:…
I am trying to find the width of a p element in order to dynamically set the width of the PDF using react-pdf/renderer. Currently, when I hit the button to print the width to console, I get the same number…