4. Write a PHP Script to display Armstrong numbers between 1 to 500.

Assignment:2 Set B Q.4 Solution

Q.4. Write a PHP Script to display Armstrong numbers between 1 to 500

    
      
<?php
  //Function Declaration
    function chkarm($num)
      {
        
    $nod = strlen($num);
    $temp = $num;
    $sum = 0;
    $rem = 0;
    
  //finding whether the number is armstrong or not
  
  while($num > 0)
  {
    $rem = $num % 10;
    $sum = $sum + pow($rem , $nod);
    $num = (int)($num / 10);
  }
  
  //checking
  if($sum == $temp)
  {
    return true;
  }
  else
  {
    return false;
  }
      }

  //Execution
    echo"Armsrtrong numbers between 1-500 are:\n";
  for($num=1 ; $num <= 500; $num++)
  {
    
    if(chkarm($num))
    {
      echo"$num\n";
    }
  }

?>