I have a array of mongodb object-id and i want to sort them in such a way that similar IDs are next to each other example : Input : var array = [“507f191e810c19729de860ea”,”00000020f51bb4362eee2a4d”,” 507f191e810c19729de860ea”] Output : var array = [“507f191e810c19729de860ea̶…
Tag: sorting
PrimeVue DataTable Column Sort not Working with Date
I have a DataTable, as listed below: initialDate and finishDate are both data fields that are pulled from an API call, and will look something like this: “08/21/2022 11:43:12” When I attempt to sort these columns, they do not sort by the actual date (which is what I need), but just the first numbe…
How to insert an array to another array at each iteration of a for loop in javascript
I have a function to bubble sort and I want to save the array after each swap into another array. The bubble sort is working properly and I can log the array after each swap to the console. But I cant seem to push to the other array properly. Here’s my code : Here’s a screenshot of the console :
Merge sort time complexity check
Hello guys I was learning about the merge sort so I wrote this function that takes 2 arrays and merges them sorted. Can someone tell me the time complexity of this function? I thought it would be O(n^2) as I am using shift inside a while loop. Is that correct or am I missing something here? Answer The worst c…
How to sort prompt answer by price
I’m having a small project where I have to do a shopping list (for fruit salad) which allows user to add products and set prices for them. I’ve managed to do this so far that the “final” prompt shows all added products and prices for the user. Problem is that it should show all this fr…
JavaScript: Comparing Two objects in one array
I’m new to this world of vanilla javascript. I’ve been trying complete some challenges but it seems like I’m unable to find the solution to a challenge. The task is:”Sort array by object property” Write a function that takes an array of objects as an argument Sort the array by pr…
Sort array of objects based on another array of objects key
I have 2 arrays of objects I need to sort array2 to match the same order of array1 based on the property name. In array2 there are 2 names properties equal with value B. These name B are together but i need the array to be in the exact order of array1. In array1 the first B is at index
Javascript – Sort array of objects by property date
I have the following response from a service: To sort it by date I do the following: But the value of “sortDate” is not correct: Should be: How can i solve it?, thanks Answer The problem is that the comparison function is supposed to return a positive number for if a should be after b, negative if…
JavaScript array Sort out! Indices problem
Given an array A of non-negative integers of size m. Your task is to sort the array in non-decreasing order and print out the original indices of the new sorted array. e.g.A={4,5,3,7,1} After sorting the new array becomes A={1,3,4,5,7}. The required output should be “4 2 0 1 3” Answer You need to …
Array.sort() on multiple properties
I have an array, productData with multiple properties. This is how I currently sort the array by monthlyCost, ascending. How can I modify this to sort all items by a boolean property isPromoted, followed by monthlyCost? My array should start with all items where isPromoted == true sorted by monthlyCost, then …