Get the sum of digits in PHP

Question

How do I find the sum of all the digits in a number in PHP?

Answer 1

Here's the code.. Please try this

   1)

     {
      $temp=$temp/10;

        $d++;
         }

     echo "Digits Are : $d 
";

      for (;$num>1;)

             {
              $d=$num%10;

             $num=$num/10;

             $sum=$sum+$d;

             }

           echo "Sum of Digits is : $sum";

   ?>