JavaScript Program to check a number is Armstrong or not
In this program, You will learn how to check a number is Armstrong or not in JavaScript.
while(condition){
//statement
//Increment/Decrement
}
Example: How to check a number is Armstrong or not in JavaScript
let num = n = parseInt(prompt("Enter 3 digit number:"))
let rev = 0, r;
rev = 0;
while (n > 0) {
r = n % 10;
rev = rev + r * r * r;
n = parseInt(n / 10)
}
if (num == rev) {
console.log("Number is ArmStrong:" + num)
} else {
console.log("Number is not ArmStrong:" + num)
}
Output:
Enter 3 digit number:> 153
Number is ArmStrong:153