All I want to get an array object like this: Instead I’m getting: Answer There is some way to get the structure you want: ref: Array.prototype.flat() Array.prototype.reduce()
Tag: mapping
How to write an element’s attributes from the data of an array in React.js
I am trying to create an input component that receive and add functions to the specific trigger type. Here is my code. But it doesn’t work as my wish. Can Someone help me to achieve this. Main Page👇 Component (customTextInput.js)👇 when my code is look like given code, I got this error “Parsing error: Unexpected token, expected ‘…'” I’ve tried
Calling async function in .map() (React)
I’m trying to iterate over IDs (track.id) and for each of them fetch some data (based on those IDs) from API (getBPM()). I’m pretty sure it’s connected with Promises and I’m not very fluent with these yet. Here’s the code: I’ve tried some things, but couldn’t get it to work. I’d appreciate any kind of help Answer When you call
How to entirely level (map / reduce / recursion) a nested object of unknown depth in the most efficient manner?
I would like to do something like the following but in a more large scale and efficient way. Assume I have an array of objects where each object needs to be leveled/flattened. Convert something like this … … to that … As is shown above, address as well is an object which needs to be leveled/flattened. But most importantly, one
Pass onClick to each image using map function
I am looking to pass an onClick function to each image element created using the map function. So that when a user clicks the thumbnail image it changes the main image to the thumbnail that was clicked. Right now however it seems like the onClick function is being called without even being clicked and the image that is displayed is
How do i use props & map function to insert image urls for cards with logos using React?
I am working on a personal project where NFL Data is displayed by team. I am just learning React and would like to know how to use props and map image urls from an array to display multiple NFL logo cards. I have made a similar website using strictly css, html, and javascript but need to do it in react,
Map Key value to create a json structure with nested objects using javascript
I want to create an Object of array from the flat array which i will be getting from the query results and want to create json structure as a response to pass it as api response. For eg- Flat array- I want to create a structure like- Expected Output which has user_country array of objects and user_city array of objects
How to make a button that show the next array item inside a card in gatsbyJs (React)
I’m doing a standard mapping like this; I use slice(0,1) to get only the first array item; without the slice will show all 10 categories in it own card How can create a button or a div that when users click on it; will pass the next card type (or category) from 1/10 to 2/10? Answer Fixed! No need to
How to access, merge and collect array values within a nested data structure by different criteria?
I have below array of objects. As you can see, i have 2 runTypes named VEGGIES and FRUITS. Each runType will have a list of verticals to it. For e.g. VEGGIES has SPINACH, TOMATO, ONION and FRUITS has APPLE, BANANA, GRAPES In my case, i want to extract these vertical values and put them in an array. In case of
How to map data in react on Radio button click?
Iam trying to display data in react js. Whenever user selects a radio button the data in the api should be displayed according to option selected by the user. i have mapped my radio button component. now i want it to display data according to selected option. the value coming rom the api is mapped below and i have commented