Hello I have a template object as follows: I want to create a dynamic array of the objects from an array as follows: For this I am writing a simple loop as follows: Now I am expecting allData to be: but when I print it is giving me as: Looks like the array values are being overwritten every time. On
Tag: arrays
How to declare array from API in place of hardcoded array?
I was given an example for some code that has an array hardcoded. Im looking to swap this out for my array that is pulled in from an API using graphql. Below is the code pen to the original example & another for what i’ve tried with no avail. I’m pretty new to graphql & js so likely an amateur
React map how to remove empty elements?
I have objects, some of these objects have different properties when the map renders empty elements for me https://ibb.co/BGnB0xL How can I remove these empty elements? maybe you need to use filter or something else? JavaScript_Lessons_Objects.js Lesson.jsx I think the problem is clear when I added to the heading object: [<div> <span className = {jsStyle.title}> JSON OBJECTS </span> </div>], I
What am I missing in my function (return an array of element that is greater than the element to its right)?
I need to create a function that finds all elements in the given array, such that each element is greater than all elements to the right of it. Examples Here is my function : The test that makes me fail is when this array is called: Answer Just finding the index of the max element isn’t enough, because the elements
How can I count items in Java Script array but only when items are the same next to each other?
I have an array for example like this {John, John, John, Maria, Peter, Peter, Maria, Anna, Anna, Maria, Maria, Peter} I need to get result like 1 -> 3 2 -> 1 3 -> 2 4 -> 1 5 -> 2 6 -> 2 7 -> 1 Answer I group the names, then I count them.
JS how to sort() one array based on another array’s sortation
When A is .sorted(), it becomes 6, 7, 8, so those number get new index values, so do the same for B. get current index of the values inside B, then rearrange it based on A’s new arrangement. So when A = 6,7,8, B would be u, z, h Answer Create a two-dimensional working array, whose elements are pairs of
Splitting a text file into two parallel arrays (java)
I have a file that’s a translation of morse code patterns into the alphabet. I need to separate this file into keys and values, in two separate arrays. I am hoping someone can show me the basic algorithm that would generate a similar result so I can model my code after it. How would I split the left section into
Insert SubString in a time input type
I have an time calculator which returns an input type of time in the following format: hh/mm/ss It currently displays like this: When I do a calculate function it return “3:0:0” instead and removes the “0”. How can I change this to be 03:00:00? The “0” must only be added if the h/m/s is less then 10. Here are my
How to copy the array with array.push() function without duplicate key value?
I am developing a food cart function where I am adding products to the cart. My cart is an Array type and the product is an object with key-values. The problem I am facing is, whenever I am trying to add a new product with a different value for a similar key, it overwrites the value of the same key
Output Even Numbers In an Array
I want to write a program that receives a list of numbers, converts them into an array, and output the even numbers in the array with Modulus Operator and For Loop. The code does not run as expected: Thank you Answer It’s a matter of incorrect condition. i % 2 would give 0 for even numbers