I’m trying out example code provided by Reactjs-Popup at https://react-popup.elazizi.com/controlled-popup/, but it doesn’t seem to work. I pretty much copy/pasted the code. What am I missing? I can make the popup to work if I remove all references to “useState”. index.js ControlledPopu…
Tag: reactjs
React setting the state of all rendered items with .map in parent component
I have a parent component with a handler function: In the parent, I’m rendering multiple items (folders): In the child component I’m using the useImperativeHandle hook to be able to access the child function in the parent: The problem is, when clicking the button in the parent, it only collapses t…
“Each child in a list should have unique key” error persists after adding key prop
New to react native, and I know that each list element needs a unique key prop, but I thought I provided one here in the text element. Please guide me in the right direction. This is the array I’d like to destructure in firebase BadIngr = [“Peanuts”, “Dairy”] Answer As @jnpdx men…
How to send a component as an argument to a function in another component?
In my case, I have a components ‘1,2,3,….’ imported in another main component ‘A’. In component ‘A’ some operation is done and among the components ‘1,2,3…’ one filtered component is returned. I have to send some props to this filtered components and…
How to use and different options with element to redirect to an external website
I am trying to implement a list of options using <form> and <select>. Researching on the web, I notice that this is used to redirect to sections of the same website, but I want to make it work so that the user display the options and when they click on submit it redirects them to an external websi…
I want to connect react and firebase
I have problem with Firebase and React. This problem is after click to my add-data button for adding data to database. I get this console.log Reference_impl.ts:482 Uncaught TypeError: db._checkNotDeleted is not a function at ref (Reference_impl.ts:482:1) at insertData (Modal.js:44:1) at HTMLUnknownElement.cal…
How to count values without the duplicate in react
Language used : js with react I need to count how much “theme” I have but not if he’s already count/exist data example : Here, i have two theme : love and horror. I know how to get the number of theme but i don’t want to count the duplicate, so here i only want to get “2” a…
Fetch local JSON and display a list in Next.js. Property ‘data’ does not exist on type String
I am trying to get the names displayed of a ‘Crate’ (a crate full of records/albums), derived from a local JSON file. But it’s not showing up. Should I be using params? Should I have not stringified the JSON? VSC tells me Property ‘data’ does not exist on type String. Before this…
Change passable prop to a function to simplify them
I have this code that contain props it’s took 3 line for only props I have assignment to change the props into a function to simplified them, so I can import them as a function and only take 1 line for props Answer You can use an object notation to pass the props where key and value are the same
Shuffling in react
I am fetching data from an api.Trying to make quiz application from the data of an API.I have selected random countries and their respective capitals and map them to my quiz application.I have achieved this already.Now i am trying to shuffle my answer options but not able to do that.anybody can please help? H…