<?php 
class ArticlesController extends AppController{
   var $name = 'Articles';

   function view($id){
      // Call the doIncrement Behavior Method to increment the views counter. 
     // Scenario 1: Increment 'views' field in article table.
     // In model article, we specified that 'views' field is the
     // increment field and we would like to increment 
     // by default value of 1, so issue the following command.
      $this->Article->doIncrement($id);

     // Scenario 2: Increment 'votes' field in article table.
     // Since I haven't set it up in model article, 
     // I can still increment the votes field 
     // but I have to specify it as below.
      $this->Article->doIncrement($id, 1, 'votes');
   }
}
?>