I am using ReactJs and React-dom in 17.02 version. I had the same problem described in this question: a value to increment and decrement using button. I used the solution proposed, changed my previous code. From this one: To this one: But I see this error in the console TypeError: Cannot read properties of un…
Tag: reactjs
React form how to get user data based on a toggle on/off
I have a form in React JS with one toggle/switch. If toggle/switch is on, then two inputs appear in the screen. So i want to get user data if the user types in inputs and the toggle/switch is on and stays on. So if the user types in inputs but he toggles/switches again to off then input values get reset
Is there a way to set the first element in this .map method to a default class on load?
I am currently rendering three buttons using a .map method in React. The buttons are being pulled from an array in a useState. When clicked, the buttons have a .active class added to them. How can I set the first element to have the .active class when the page is first loaded? Current Code: https://codesandbo…
Uncaught DOMException: Failed to execute ‘createElement’ on ‘Document’: The tag name provided
i had created card component and i called in my ProductPage.js after that i am getting error like Uncaught DOMException: Failed to execute ‘createElement’ on ‘Document’: The tag name provided (‘/static/media/Card.c3b0a67ff849f2bda062.JS’) is not a valid name. initially it w…
Too many rerednders error by trying to show a FlatList
I am trying to display a flatList of numbers like this : (image of what the flat list would look like) To do that I did an array of objects with a numberName and a key, it’s generating with a loop: I dont think the problem is in the loop, but react is recalling the loop without showing the component.
How to clear TextField in react?
Hi everyone i have a question regarding on how to clear TextField after clicking the icon? thanks Answer Here is the whole solve. There was an error in the filterResults function. Codesnadbox link – https://codesandbox.io/s/how-to-clear-textfield-in-react-tb73t
React eslint error missing in props validation on for the word “props”
I have the code below: I am getting the error; “job” is missing in props validation react/prop-types, but this ONLY happens if I use the word “props” as a parameter. If I change it to anything else even “prop”, the error goes away. Does anyone know why this is and how to fi…
Need help converting firebase 7.15.1 syntax into firebase 9.6.1 syntax
I am new to Firebase and I am following a tutorial that is a little bit outdated. I need help converting the code that they have into the newer version of it because I believe that the syntax has changed. They are using firebase 7.15.1 and I need the code to be in 9.6.1. Here is the 7.15.1 code: I
Getting error : “react-dom.production.min.js:216 TypeError: Object(…) is not a function” while deploying react app on github pages
I am trying to deploy my react application and its not rendering the page properly, It is throwing the below error : react-dom.production.min.js:216 TypeError: Object(…) is not a function. I have linked the screenshot of the error and the file name along with my github link of the repo.[![ link to my re…
[Redux][Axios][React] Adding redux state inside of a axios / action file
I want to add/change a redux state when the data is received from the backend. This state controls a loading spinner. The code below is what I thought that should work. What am I missing? CouriersActions.js Answer A simple way of solving this kind issue, create custom hook for all services and where ever you …