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 …

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] . …

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 …

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 …

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 …

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 …

Mar 3, 2024 · To sum all the digits in a number: Convert the number to a string. Use the split() method to split the string into an array of digits. Use the reduce() method to sum up all the …

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 23, 2022 · To find the sum of digits in JavaScript, there are two approaches, the first is to divide the number and add the remainder to obtain the sum, and the other is by using split and …