title: Replace looping with recursion
body: <p>I want to ask , how to make php code for php function fibonacci with recursive. Without "for" looping. I have code like this, How about without 'for' ? 
  Thanks guys,,</p>
  
  <pre><code>&lt;?php function fibo($n){
  if($n==0)
      return 0;
  elseif($n==1)
      return 1;
  else
      $tambah=fibo($n-1)+fibo($n-2);
      return $tambah;
      }
  
  for($n=0;$n&lt;15;$n++){
      echo fibo($n)."&lt;br/&gt;";}
  </code></pre>