I have array like this : How to sort this array so that, when ascending unlimited comes at the last index and when descending unlimited comes at the top index. Answer The simplest may be to use the “standard” numerical sort for ascending, and when you need descending, then just apply .reverse() to it as an extra action:
Tag: arrays
Can’t overwrite javascript array
I need to monitor results . If the results.length increases, the array will be overwritten and saved. If the length decreases, then the array will be overwritten, but the new value won’t save. Answer I found de wae!
Divide an array into two separate objects based on text value
In the following table, what would the most efficient way to get the data into two separate objects that look like this, removing all the empty spaces. This is what I have so far but it just takes up so many lines and I am not even complete. I would still need to split into two arrays. The reason I
Why my if statement is not working while the condition is true?
I am trying to create dynamic fields based on my selected attributes. I have 2 array objects addAttributes and fakeAttributes. fakeAttributes are the details of selected attributes. I have a dropdown select component if I pass the addAttributes it will show the data. If I select any option from my select component it will store into the setAttributes state. Live
How to support 256 values without null in array-tree pattern generator?
I love this answer to that question, it’s so creative and robust. I translated it to support 256 values without supporting null arrays, and the tree/array shape generation seems to work. However, I am stuck on how the encoding radix-like function works, and how to translate that given that now POSSIBLE_SHAPE_LIST is only 9 elements instead of 16 now. How
build array of object from tree object
I’m trying to get into javascript’s built-in reduce function and with the help of that build objects inside array. But you can use whatever function or method you want. Expected output What I tried to do I created a function which takes array as an argument and calls reduce for each array’s element. But it gives me output that I
Append to array in async for loop
I’ve got this function which contains other nested async functions. I’m unzipping a zipfile and then appending each HTMLImageElement to an array. However, the array is printing like this 16 is the correct number of images I’m expecting, but they’re undefined when I console.log() them. I’m mapping the promise of each image to an array then doing Promise.all() on this
Converting nested loops into forEach();
Im trying to learn forEach() method but i cant find more advanced examples. So i thought about refactoring my Codewars code to learn from it. I dont know know to properly use forEach method in nested loops. Hope You can help me learn from this example 🙂 6 kyu – Replace With Alphabet Position https://www.codewars.com/kata/546f922b54af40e1e90001da/train/javascript Answer (Note: @Terry’s solution is
Javascritpt – Looping through an array
So i just started learning js and i can’t solve this excercise: Create a file named looping-through-arrays.js. In that file, define a variable named pets that references this array: [‘cat’, ‘dog’, ‘rat’] Create a for loop that changes each string in the array so that they are plural. You will use a statement like this inside the for loop: pets[i]
Convert these nested functions from arrow to old style and what happens with variables
I’m trying to find items from one list that are not in items in a second list. Almost by dumb luck I got it to work, but only with arrow functions. For me normal functions are easier to read so I tried converting it and the result isn’t what I expect. data: version 1 version 2 To make the correct