Jun 12, 2017 · The sum of digits can be calculated using that function (based on other answers): function sumDigits(n) { let sum = 0; while (n) { digit = n % 10; sum += digit; n = (n - digit) / 10; } …

May 28, 2024 · In this article, we are going to learn about finding the Sum of Digits of a number using JavaScript. The Sum of Digits refers to the result obtained by adding up all the individual …

Mar 12, 2024 · In this approach, we convert the number to a string usin toString () method, split it into individual digits using split () method, and then recursively sum them up. Example: The …

Mar 1, 2025 · Write a JavaScript program to calculate the sum of a given number's digits. In mathematics, the digit sum of a natural number in a given number base is the sum of all its …

Nov 22, 2024 · The program defines a function sumOfDigits that takes a number as input and returns the sum of its digits. Inside the function, it uses a while loop to iterate through each …

Feb 4, 2012 · function sumDigits(number) { var str = number.toString(); var sum = 0; for (var i = 0; i < str.length; i++) { sum += parseInt(str.charAt(i), 10); } return sum; } It does literally what you …

Sep 17, 2023 · In this post, I will show you how to write a JavaScript program to add the digits of a given number or it will find the sum of the digits of a number. For example, if the number is 234 …

Dec 10, 2015 · On each iteration, convert the number to a string (num.toString()), and then use the .split() method to generate an array of numbers. In other words, 333 would return [3, 3, 3]. …

Jan 26, 2017 · You can use split, map and reduce to split the array, map it to integers, then use a reduce function to sum the integers. You could eliminate the map if you want to move parse …

Feb 19, 2023 · This practical, succinct article walks you through three examples that use three different approaches to find the sum of all elements of a given array in Javascript (suppose …