**PHP Armstrong Number Program,How do I Find My Armstrong Number Using PHP, Check if a number is armstrong number or not Using PHP, Armstrong Number program in PHP with form**

If user here takes value 153 (3 digits), then the number of digits is the number of their th power increases.

1^{3} + 5^{3} + 3^{3} = 153

1 + 125 + 27 = 153, then this is the Armstrong number.

If user 1634 (4 digits) here takes the value,

1^{4} + 6^{4} + 3^{4} +4^{4} = 1634

1 + 1296 + 81 + 256 = 1634, then this is also the Armstrong number.

Example :-

**armstrong-number.php**

<html> <head> <title>Write a Program to Find Whether a Number is Armstrong or Not</title> </head> <body> <table> <form method="post"> <tr><td>Number</td><td><input type="text" name="number"></td></tr> <tr><td> </td><td><input type="Submit" value="numbers" name="numbers"></td></tr> </form> </table> </body> </html> <?php if(isset($_POST['numbers']) && $_POST['numbers']!='') { $number = $_POST[ 'number' ]; // get the number entered by user $temp = $number; $sum = 0; while($temp != 0 ) { $remainder = $temp % 10; //find reminder $sum = $sum + ( $remainder * $remainder * $remainder ); $temp = $temp / 10; } if( $number == $sum ) { echo "$number is an Armstrong Number"; }else { echo "$number is not an Armstrong Number"; } } ?>