A simple program that I wrote using JavaScript as my programming language that will ask the user to give a number and then our program will add the sum of digits in a given number by our user. The code is very to understand.
Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com
My mobile number here in the Philippines is 09173084360.
Sample Program Output
Program Listing
<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8 />
<title>Sum of Digits in JavaScript</title>
<style type="text/css">
body {
font-family:arial;
font-size:12;
font-weight:bold;
background-color:lightgreen;
margin: 30px;
}
</style>
</head>
<body>
<script>
function Sum_of_Digits() {
var number = document.getElementById("number1").value;
var str = number.toString();
var sum = 0;
for (var i = 0; i < str.length; i++) {
sum += parseInt(str.charAt(i), 10);
}
document.getElementById("result").innerHTML = sum;
}
</script>
<hr>
<h2>Sum of Digits in JavaScript </h2>
<hr>
<form>
Enter a number <input type="text" id="number1" maxlength="10" size="10"><br>
<br>
<input type="button" onClick="Sum_of_Digits()" Value="Ok"
title="Click here to find the total sum of digits of a number." />
</form> <br>
<p>The total sum of digits is :
<span id = "result"></span>
</p>
</body>
</html>
