so this function updates this state array: let [Produits, setProduit] = useState(JSON.parse(Devis.produits)) the array did update without any problem but the changes aren’t getting re-rendered as you can see i’m loggin to the console to check if that line is getting executed and it does ! but the …
Tag: reactjs
Update parent component state with a function whose arguments rely on child component
I know it seems like a duplicate from That question but it’s not, I need to do something slightly different that’s not working. I’m implementing: a componente <Page/> which has two child components: a <Greetings/> message. a <LoginButton/> button. <Page/> has a {isLog…
Integrate interactive map with React
I want to have an interactive map in an idlegame where you can click on a tile (See screenshot) and something should happen. I am trying to do so with an SVG and paths around the tile. Please tell me if there is a better way to implement something like this. To my problem: I have finally got my Map-Component
My first api request always fails after page load
I’m having a problem with my API request that always fails after page load. Don’t really know where Im wrong. Here’s my request and I call it when I interact with handleOpen function. ERROR: Answer It’s because your Ticker parameter is empty. When you create “stock”, clicke…
“Cannot use import statement outside a module” error when importing react-hook-mousetrap in Next.js
Trying out Next.js but I’m struggling with the following. Just tried to install react-hook-mousetrap and imported it like I normally would: This gives me the following error: I am not sure what this means? I then thought it might be a problem with Nextjs’s SSR, since my library enables hotkeys and…
Styled Components with React – form onSubmit not working
So I wanted to make a Styled Components form component and then use it in a bigger react component. Problem is, when I wanted to attach an onSubmit, it didn’t really work. My Styled Components form component: My react parent component: I tried something like this: And even something like this in my Styl…
TypeError: store.getState is not a function. (In ‘store.getState()’, ‘store.getState’ is undefined how can i resolve this problem?
i want to cnnect redux-saga witdh react-native but this error keep happen… TypeError: store.getState is not a function. (In ‘store.getState()’, ‘store.getState’ is undefined Warning: Failed prop type: Invalid prop store of type function supplied to Provider, expected object this …
syntax meaning of ‘ (method) alert(message?: any): void ‘ in ‘window.alert()’ in javascript?
In Visual Studio Code, while making a react app when I move my cursor on window.alert(), I see a pop up which reads as follows: Please explain what it means, as I am from java background and I can’t understand it. I could only understand that alert() is a method which returns nothing, but what about it&…
how to iterate until the second last element in ReactJS
I am relatively new at ReactJS. So, I’ve been trying to create a countdown using React, which I managed to do, but it returns this Essentially, I don’t want the colon after the ‘seconds’. This is my code for the countdown. Would really appreciate the help thanks! Answer
React Redux – Mapping over array while rerendering only components holding changed object (in array)
Explanation Hi, I’m pretty new in ‘advanced’ React/Redux field. The problem that I have is: I didn’t use actions so the problem and code can be simplified as much as possible. MyParent component: Now here is my child component: And the reducer: Question Let’s imagine there is ~1,…