JavaScript Program to find Sum of Digits

You are Here:

Find Sum of Digits

In the following example, we will add all the digits in the given number (12345) for just one time.

For example, 12345 = 1 + 2 + 3 + 4 + 5
i.e., 12345 = 15

Example

HTML Online Editor
<!DOCTYPE html> <html> <body> <h1>JS Sum of Digits</h1> <script> var num = 12345; var copyNum = num; var total = 0; //Add Each digit from last digit. while(copyNum != 0) { total += copyNum % 10; copyNum = Math.floor(copyNum / 10); } // result document.write("The sum of digit " +num +" is " +total); </script> </body> </html>

Reminder

Hi Developers, we almost covered 97% of JavaScript Tutorials with examples for quick and easy learning.

We are working to cover every Single Concept in JavaScript.

Please do google search for:

Join Our Channel

Join our telegram channel to get an instant update on depreciation and new features on HTML, CSS, JavaScript, jQuery, Node.js, PHP and Python.

This channel is primarily useful for Full Stack Web Developer.