Here is a sample program that will check if the given number is an Armstrong Number or Not using JavaScript. I hope you will find my work useful.
My mobile number here in the Philippines is 09173084360.
I am currently accepting programming and web development work kindly contact me in the following email address for further details. Thank you.
My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.
My telephone number at home here in Bacolod City, Negros Occidental is (034) 4335675.
Sample Program Output
Program Listing
index.htm
<!--
Written By Mr. Jake R. Pomperada, MAED-IT
February 6, 2018 04:24 PM Tueday
Bacolod City, Negros Occidental Republic of the Philippines
jakerpomperada@yahoo.com and jakerpomperada@gmail.com -->
<!doctype html>
<html>
<head>
<title> Armstrong Number in JavaScript </title>
<style>
.art {
font-family: arial;
font-weight: bold;
color:red;
text-align: center;
width:45%;
background-color:yellow;
}
.art2 {
font-family: arial;
font-weight: bold;
font-size: 25px;
color:blue;
text-align: center;
width:45%;
background-color:lightgreen;
}
body {
font-family: arial;
font-weight: bold;
font-size: 20px;
}
#button_me {
background-color: #008CBA;
font-family: arial;
font-weight: bold;
font-size: 20px;
height: 50px;
width: 120px
text-align: center;
cursor: pointer;
}
input[type=text] {
font-family: arial;
font-weight: bold;
font-size: 20px;
}
</style>
<script>
function armstrong()
{
var arm=0,a,b,c,d,num;
num=Number(document.getElementById("no_input").value);
temp=num;
while(temp>0)
{
a=temp%10;
temp=parseInt(temp/10); // convert float into Integer
arm=arm+a*a*a;
}
if(arm==num)
{
document.getElementById("msg").innerHTML = "The given number " + num
+ " is a Armstrong number.";
}
else
{
document.getElementById("msg").innerHTML = "The given number " + num
+ " is Not a Armstrong number.";
}
}
</script>
<script>
function clear_me()
{
document.getElementById("msg").innerHTML = "";
document.getElementById("no_input").value = "";
document.getElementById("no_input").focus();
}
</script>
</head>
<body>
<h1 class="art"> Armstrong Number in JavaScript </h1>
<p class="art2"> Created By Mr. Jake R. Pomperada, MAED-IT </p>
<br><br>
Give a Number <input id="no_input" type="text" size="5" autofocus>
<br><br>
<p id="msg"> </p>
<button id="button_me" onclick="armstrong()">Check</button>
<button id="button_me" onclick="clear_me()">Clear</button>
</br></br>
</body>
</html>
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