i have parent component and child component In the console i get the output: {“answerChange”: [Function bound ], “inputChange”: [Function bound ], “props”: {“answer”: “”, “input”: “”}} undefined undefined The functions that I …
Tag: reactjs
How can we dispay a zoomed div like this
Please how can I display a zoomed html div like in the picture above: After we click on a small div to zoom it, we show a new zoomed div (we can close it). Answer This is a modal. You can use a bootstrap modal or create your own .
Socket io connected users key value array
I’m trying to make a list of connected users using key and value pairs. The key will be the connected user, when I received a message I want to emit this to the receiver and sender (to and from) Now I’m stuck on the part where I want to add the new connected user. How do I add the user
TypeError: Failed to fetch and POST fetch status = canceled
I am passing user input data from React js to node js i.e backend, by using POST fetch api and successfully storing the data to my database. But fetch api is not returning the object successfully and showing me network status equal to canceled in google devtool. I tried every thing but I don’t know how …
Getting “TypeError: res.status is not a function.”
TypeError: res.status is not a function at auth (D:PROJECTWeb ApplicationLearning ReactMERN STACKmiddlewareauth.js:17:9). I am getting this error. The code is given below. Error ScreenShot Answer It should be req, res, next Change to https://expressjs.com/en/guide/using-middleware.html
webpack production build bundle.js file size is 10mb
I’m working on this react app and when I build the projects the bundle.js file is 10mb so after the deployment it takes time to load the content. Here’s the code: https://github.com/sef-global/scholarx-frontend Here’s my webpack config file: Answer I assume for production build you using you…
scroll to the top of page in reactjs
I am designing the registration page in Reactjs .and I am doing manual validation. now what I want is after clicking onSubmit, the page should scroll to the top to show all errors in the validation.I tried but failed to achieve this.is there anyone who will help me Answer If you task is to scroll to errors ra…
REACT JS reset integer counter
I have this function that gets data from a service using a fetch api call and waits for the response using async and await. If the response isn’t null, it loads a react component and passes the fetched data to the component, it uses react state to manage data content. Because of the wait, i had to intro…
React with Svg vertical stacked barchart (no third party library)
I have below piece of code. I am using React and svg for bar charts. I am not using any third party library for charts. With this below piece of code, i am able to get the bar charts. But the issue is that my bar charts show horizontally, I want to show it vertically. I am not able to
How to prevent TypeError: e.target.getAttribute is not a function? [closed]
Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 1 year ago. Improve this question What I…