Here is my code: The error appears at the first character of the opening tag for the breakline HTML element. I do not understand why this is happening as I have code elsewhere that uses the same principle and has no errors at all. Answer These elements, inside the curly braces, need to be wrapped inside of a <React.Fragment />
Tag: jsx
Migrating from Babel to SWC with React
TL;DR How to translate a node script like this: to use SWC instead of Babel? Context We recently upgraded our Next.js version. Next.js now supports SWC instead of Babel. The unit tests for React in our project are written with RITEway. The test command is: It transforms the files with Babel first because otherwise import statements and JSX would cause
How to get the sum of values for inputs Tags that change dynamically (number of inputs change dynamically according to number of days in a month)? [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 1 year ago. Improve this question I’m trying to calculate the sum of values inputted (the number of inputs change dynamically) This is the function that returns the number of inputs:
Push data inside an array index. React Native JSX
I am trying to compare, find and push data inside an array. But getting following error Error => TypeError: undefined is not an object (evaluating ‘data[index].push’) I have following JSON/Array I want to push packages object inside matching category so json/array will be as follows Following is the code what I was trying to do: Answer I don’t know how
How to optimally render Radios and bind changing values with React and JSX?
I’ve a state like this This is what I’m doing to render and bind value to the state. Is there any alternate much simpler approach? I prefer Inline rendering within return statement, rather than using a separate arrow function to render radios *using multiple if-else ladders (Any way to inline it?) Is onClick binding correct to set value to the
How to append a string and html tag in ternary operator condition?
I have a ternary condition in React Here, this.trimStringLength provides a trim string. The result should be “some data here see more…” but I am geeting “some data here[object Object]” How can I concatenate to get the required result? Answer Use a Fragment: E.g.:
Only allow one React Accordion to be expanded at once
I have an array of data that will be used to create accordions, I’d like to make it so that only one of them can be expanded at once (i.e, if the user expands accordion #1 and then #2, #1 will un-expand) I have this code: I’m quite new to React so I suspect I’ve made a mistake with the
In stencil js, how can i check if button has been clicked in another component from a different class
I have a component called button.tsx, this components holds a function that does certain things when the button is clicked, this.saveSearch triggers the saveSearch() function. button.tsx In sentence.tsx i want to be able to see when this button is clicked and show a certain div if the user has clicked it. sentence.tsx Answer You have a few options: You can
onChange doesn’t work when value of input clears
I have a problem in handling input’s value changing so here is my code in react,onChange works but when i clear the default value it doesn’t log anything until i do another change. I wrote console.log just for test. Answer Value is not changing because in reactjs component rerenders once state chages and using console.log on onChange does not update
Align item to full parent’s width minus margin
How can I stretch my subview across 100% width of its parent, minus 20px margin on each side? In other words, I need it to fill the width of the parent, with 20px open on each side. I know in React-Native I can use width: ‘80%’ to make my subview’s width relative to that of its parent, but then it’s