For example, when pulling items from the middle of the array : [0,1,2,3,4,5,6,7] (length is 8) const arr=[0,1,2,3,4,5,6,7]; while(arr.length>0){ document.write(arr.splice(arr.length/2,1)+" "); } the order of index of items that would pull is : 4 3 5 2 6 1 7…
I am currently trying to make a multiplication table of 10 with 2 nested for loops It works somewhat, but the first indices aren't working as intended: my code: var multiplicationTable = [] for (var i = 1; i <=…
I would like to create a function that given a value of any type, a dimension of the one-dimensional array and the column to set, will return a one-dimensional array filled with null values except for one given value at…
let arr = [ {id: 1, data: {foo: "bar 1"}}, {id: 2, data: {foo: "bar 2"}} ]; //In case the ID does not exist just add as a new element on the array arr = [...arr, {id: 3, data: {foo:…
I have a problem hiding my Admin_Email_Address with the selected value from a form with an array the array is 0-Activated and 1-Deactivated What I am trying to do is if I select the 1 from the drop-down the email…
I have an array of objects as follows. Each object has an array P2 inside it. let input = [ { "P2": [ 6, 6, 0 ] }, { "P2": [ 3, 2, 0 ] }, { "P2": [ 5,…
here is my data: arrayA= [{"studentID":1,"Type":"A"},{"studentID":2,"Type":"B"},{"studentID":3,"Type":"C"},{"studentID":4,"Type":"A"}] filteredArrayOrderlyOn = [{"studentID":1},{"Type":"A"}] (depending on the order the user selects the filters) Output should be arrayA = [{"studentID":1,"Type":"A"}] or if the filteredArrayOrderlyOn array changes because user has control on this selection. filteredArrayOrderlyOn = [{"Type":"B"},{"studentID":1}]…
I want to chunk an array into groups with the last few groups having the biggest size if the array cannot be divided evenly. Like the Euro Cup 2024 qualifiers where there are 53 teams divided into 10 groups with…
How to add an array to the last in this object: const formElment = document.querySelector(".form"); formElment.addEventListener("submit", (event) => { event.preventDefault(); var array = []; var checkboxes = document.querySelectorAll("input[type=checkbox]:checked"); for (var i = 0; i < checkboxes.length; i++) { array.push(checkboxes[i].value); console.log(checkboxes[i].id);…
I have a two dimensional array that in turn has an object with an additional array. I want to filter the array and return a new array with the index that matches the criteria with the object. For example: One…