PHP Find Factorial Of A Number

📔 : PHP 🔗

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<?php
  /*define a recursive function to calculate factorial of a number.
  * @param int.
  * return int.
  */
  function find_fact($number) 
  {
    if ($number == 0) 
    {
      return 1;
    }
    /* Recursion */
    $result = ( $number * find_fact( $number-1 ) );
    return $result;
  }

  echo "The factorial of 5 is: " . find_fact( 5 ).'<br>';
  echo "The factorial of 10 is: " . find_fact( 10 );
?>

Output

The factorial of 5 is: 120
The factorial of 10 is: 3628800

PHP Find Factorial Of A Number

Output

Related Topics :

Rahul Kumar