Given a HTMLElement ref created by React.useRef(), is it possible to render a new Component inside of it? For example: const DemoComponent: React.FunctionComponent = () => { const ref = React.useRef<HTMLElement>(null); useRenderExample(ref); return ( <> <div ref={ref}>RENDER_PLACEHOLDER</div> <div>Some other elements…
Here I have created a toggle button re-rendering in parent components and in child components a plus button, and the counter requirement is that the toggle button re-rendering is a toggle button that will hide and show the components, but…
i just started with react, specifically i am trying to use forms, i tried to make a simple project, where i got a form component with some inputs, once i click the submit button it should pass the inputs value…
I have a structure as follows: const [res, setRes] = useState({ question: "", option: [, , , ,], answer: 0, }); I want to update the option array value with corresponding indices. Example I should be able to set option[3]:2…
State is not updating from within the child function after the first click in React Typescript. App.tsx const list: { name: string, age: number, username: string }[] = [ { name: "Robert", age: 20, username: "rtucker" }, { name: 'John',…
Normally data fetch is good but when category data find and so filter method then get data is undefined. I think my data fetch is not right! import { useEffect, useState } from "react"; const PostDataLoad = () => {…
My Images.js is as follows: import { useState, useEffect } from "react"; import axios from "axios"; import styled from "styled-components"; import ImageSlider_1 from "./ImageSlider_1"; const url = "https://hp-api.onrender.com/api/characters"; function Images() { const [isLoading, setIsLoading] = useState(true); const [isError, setIsError] =…
I got a problem and can't find the solution. Sorry if it's a dumb one but I'm a newby with React. I want to dynamically load a component inside useEffect hook. I can load the file but cant access the…
I am using the react-map-gl Map component in my project. I pass in via props props.displayUploadedFiles, an array of GeoJSON objects. I want to display these GeoJSON objects on my Map using react-map-gl's Source and Layer components. However, when I…
I've learn what useState is and how to use it, however I don't know what the difference it has to just a regular variable. I've tried setting a normal variable in React and it still works the same, but there…