title: how to call a subroutine from perl catalyst template
body: <p>I would like to know whether its possible to call a subroutine from a template in Perl catalyst and also pass values to that subroutine.</p>
  
  <p>subrountine:</p>
  
  <pre><code>sub get_ceil : Private{
      my ( $self, $c, $param ) = @_;
      my $value =  ceil($param);
      $c-&gt;stash-&gt;{ceil} = $value;
  }
  </code></pre>
  
  <p>Template:
  [% ceil = $c->forward('/vbo/my_goals/mortgage_reduction_program/get_ceil',[])%]</p>
  
  <p>Please let me know</p>