import React, { useState, useContext, createContext } from "react"; import { Link, Redirect } from "react-router-dom"; export class Login extends React.Component { constructor(props) { super(props) window.data_login_callback = this.data_login_callback this.data_login_callback = this.data_login_callback.bind(this); } state = { brand: "" } rend(props){ console.log("ddd",props)…
Can't figure out what is going on here (using an image because it's clearer to explain). On highlighted line #114, movesAry is undefined. Initially, all breakpoints (outside of the one highlighted, which is not executed initially) show it as an…
I am trying to handle an event that fires after every change of an input, which is going to be something like a search suggestion. The problem is that even though the setValue function is called and the input uses…
I am having a object that looks like the following: export const data = { "Category 1": [ { key: "1", label: "Applications", children: [ { key: "3", label: "Browser", children: [ { key: "4", label: "Mozilla", children: [] },…
I have a component that creates a collapsible accordion, using the following code: import React, {useState} from 'react'; const Collapsible = (props) =>{ const [open, setOpen] = useState(false); const toggle = () => { setOpen(!open); } return( <div> <button className={props.level}…
I'm new to React.js On the First Time load Code shows an error when i comment this part {data.advice} and run it shows me html it also calls API 2 times it gives an Error on Reload. how to fix…
I have a custom hook written to show or hide a list when a button clicked. Below is the custom hook snippet I have written: import { useEffect } from "react"; import { useState } from "react"; function useVisibilityStatus() {…
I'm trying to create a modal which will be displayed in my index.js page. I do this by using useState to set its display state to true or false. However I want to access this useState from my BottomNavbar component…
I am trying to build a sorting algorithm visualizer that sorts an element of an array containing integers once every second upon clicking a button. Whenever I click the "selection sort" button, however, it dispatches the "randomize" action type first,…
I have a component with some internal state that is not being propagated throughout the application just on certain events. const FunComponent = (initialDescription, onSave) => { const [description, setDescription] = useState('initialDescription'); const handleDescriptionSave = () => { onSave(description); }…