Good day, I have an array artists[] of Proxy-objects. Proxy by themself also are arrays of objects (as I understood). Each of inner objects has property “artistName” (photo). Meanwhile third Proxy has two. I need to get smth like this: So, as result we get arrays of artist’s names grouped by…
Tag: arrays
Insert item between every other item in array similar to Array.join
Array.join is useful because it glues together an array of strings by a delimiter taking into account empty arrays and not padding the delimiter at either end of the output string. I am making a React application and I would like find a similar native function, however, my array of React.ReactNode elements is…
i want the below javascript program to give the output in array format, how can i do that?
I wrote this javascript program to find sum of array elements, also i got the answer, but i want the answer to be in array format , how i can do that ? here is the output i am getting this is the output i want Answer
How to convert an array with one object and multiple keys into an array of multiple objects using those keys and their values?
I have an array like so with a single object inside: I want to convert it so that every key-value pair (where the value is a number) in the object is in its own object like the following: Here, each key was assigned a new key called name, and the value for the original key was assigned a new key
Why function returns filtered boolean array
I learn js and trying to write filter method without using it. So I need to my function return filtered array based on function, which passed as a parameter. And it does but it’s returned boolean array and I don’t understand why. My code: Calling with some numbers: myFilter([2, 5, 1, 3, 8, 6], fun…
Filter array of infinitely nested objects
Let’s say I have an array of nested objects such as: And I would like to return a new array with id: 3 excluded for example. So it would become: The excluded id can be from any level, and it and its children should be removed. What’s the best approach to do this? I’ve tried several other sol…
Changing the values of objects in an array with React
While working on React today, I got stuck somewhere because my basic JavaScript knowledge is not good. I want to change the value of the “name” property of any object in this array. Codesandbox: https://codesandbox.io/s/dank-rain-udjcxe?file=/src/App.js My App.js file Answer Essentially you need t…
vue js ARRAY push
I have an array(rows) inside an array(tabs). I want to duplicate the the array. now how do I duplicate the rows array and tabs array separately. Like when I click “Add row” button a row will be added and when I click the “add tab” button the whole tab with row will be added. I am tryin…
Reset an array and have it be mutable again
I am making tic-tac-toe from TOP, I’m not looking for someone to do my homework I just think I’m severely misunderstanding arrays, and or scope. I have a module “Game” where I store the game info It is all controlled from a controller module, that sets up the players, plays the round, …
JavaScript Array Filtering in Nested Arrays
I have an array that looks something like this: What I want is to filter the objects whose itemsList contain an object with the name of a certain value. For example, I want to be able to filter out an array with objects whose inner objects with names that contain “ul” (in this case the name Paul c…